20628886908

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{22051}}^1$

素因数の和:22152

約数の個数: 144

約数和(自身を含む): 58846026624

約数和(自身を除く): 38217139716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 43, 49, 74, 84, 86, 98, 111, 129, 147, 148, 172, 196, 222, 258, 259, 294, 301, 444, 516, 518, 588, 602, 777, 903, 1036, 1204, 1554, 1591, 1806, 1813, 2107, 3108, 3182, 3612, 3626, 4214, 4773, 5439, 6321, 6364, 7252, 8428, 9546, 10878, 11137, 12642, 19092, 21756, 22051, 22274, 25284, 33411, 44102, 44548, 66153, 66822, 77959, 88204, 132306, 133644, 154357, 155918, 233877, 264612, 308714, 311836, 463071, 467754, 617428, 815887, 926142, 935508, 948193, 1080499, 1631774, 1852284, 1896386, 2160998, 2447661, 2844579, 3241497, 3263548, 3792772, 4321996, 4895322, 5689158, 5711209, 6482994, 6637351, 9790644, 11378316, 11422418, 12965988, 13274702, 17133627, 19912053, 22844836, 26549404, 34267254, 35083141, 39824106, 39978463, 46461457, 68534508, 70166282, 79648212, 79956926, 92922914, 105249423, 119935389, 139384371, 140332564, 159913852, 185845828, 210498846, 239870778, 245581987, 278768742, 420997692, 479741556, 491163974, 557537484, 736745961, 982327948, 1473491922, 1719073909, 2946983844, 3438147818, 5157221727, 6876295636, 10314443454, 20628886908]

約数ペア:

[(1, 20628886908), (2, 10314443454), (3, 6876295636), (4, 5157221727), (6, 3438147818), (7, 2946983844), (12, 1719073909), (14, 1473491922), (21, 982327948), (28, 736745961), (37, 557537484), (42, 491163974), (43, 479741556), (49, 420997692), (74, 278768742), (84, 245581987), (86, 239870778), (98, 210498846), (111, 185845828), (129, 159913852), (147, 140332564), (148, 139384371), (172, 119935389), (196, 105249423), (222, 92922914), (258, 79956926), (259, 79648212), (294, 70166282), (301, 68534508), (444, 46461457), (516, 39978463), (518, 39824106), (588, 35083141), (602, 34267254), (777, 26549404), (903, 22844836), (1036, 19912053), (1204, 17133627), (1554, 13274702), (1591, 12965988), (1806, 11422418), (1813, 11378316), (2107, 9790644), (3108, 6637351), (3182, 6482994), (3612, 5711209), (3626, 5689158), (4214, 4895322), (4773, 4321996), (5439, 3792772), (6321, 3263548), (6364, 3241497), (7252, 2844579), (8428, 2447661), (9546, 2160998), (10878, 1896386), (11137, 1852284), (12642, 1631774), (19092, 1080499), (21756, 948193), (22051, 935508), (22274, 926142), (25284, 815887), (33411, 617428), (44102, 467754), (44548, 463071), (66153, 311836), (66822, 308714), (77959, 264612), (88204, 233877), (132306, 155918), (133644, 154357)]