18944772

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 58605120

約数和(自身を除く): 39660348

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 29, 33, 42, 44, 49, 58, 66, 77, 84, 87, 98, 101, 116, 132, 147, 154, 174, 196, 202, 203, 231, 294, 303, 308, 319, 348, 404, 406, 462, 539, 588, 606, 609, 638, 707, 812, 924, 957, 1078, 1111, 1212, 1218, 1276, 1414, 1421, 1617, 1914, 2121, 2156, 2222, 2233, 2436, 2828, 2842, 2929, 3234, 3333, 3828, 4242, 4263, 4444, 4466, 4949, 5684, 5858, 6468, 6666, 6699, 7777, 8484, 8526, 8787, 8932, 9898, 11716, 13332, 13398, 14847, 15554, 15631, 17052, 17574, 19796, 20503, 23331, 26796, 29694, 31108, 31262, 32219, 35148, 41006, 46662, 46893, 54439, 59388, 61509, 62524, 64438, 82012, 93324, 93786, 96657, 108878, 123018, 128876, 143521, 163317, 187572, 193314, 217756, 225533, 246036, 287042, 326634, 386628, 430563, 451066, 574084, 653268, 676599, 861126, 902132, 1353198, 1578731, 1722252, 2706396, 3157462, 4736193, 6314924, 9472386, 18944772]

約数ペア:

[(1, 18944772), (2, 9472386), (3, 6314924), (4, 4736193), (6, 3157462), (7, 2706396), (11, 1722252), (12, 1578731), (14, 1353198), (21, 902132), (22, 861126), (28, 676599), (29, 653268), (33, 574084), (42, 451066), (44, 430563), (49, 386628), (58, 326634), (66, 287042), (77, 246036), (84, 225533), (87, 217756), (98, 193314), (101, 187572), (116, 163317), (132, 143521), (147, 128876), (154, 123018), (174, 108878), (196, 96657), (202, 93786), (203, 93324), (231, 82012), (294, 64438), (303, 62524), (308, 61509), (319, 59388), (348, 54439), (404, 46893), (406, 46662), (462, 41006), (539, 35148), (588, 32219), (606, 31262), (609, 31108), (638, 29694), (707, 26796), (812, 23331), (924, 20503), (957, 19796), (1078, 17574), (1111, 17052), (1212, 15631), (1218, 15554), (1276, 14847), (1414, 13398), (1421, 13332), (1617, 11716), (1914, 9898), (2121, 8932), (2156, 8787), (2222, 8526), (2233, 8484), (2436, 7777), (2828, 6699), (2842, 6666), (2929, 6468), (3234, 5858), (3333, 5684), (3828, 4949), (4242, 4466), (4263, 4444)]