20702192

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:246

約数の個数: 80

約数和(自身を含む): 49496832

約数和(自身を除く): 28794640

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 83, 112, 119, 131, 136, 166, 238, 262, 272, 332, 476, 524, 581, 664, 917, 952, 1048, 1162, 1328, 1411, 1834, 1904, 2096, 2227, 2324, 2822, 3668, 4454, 4648, 5644, 7336, 8908, 9296, 9877, 10873, 11288, 14672, 15589, 17816, 19754, 21746, 22576, 31178, 35632, 39508, 43492, 62356, 76111, 79016, 86984, 124712, 152222, 158032, 173968, 184841, 249424, 304444, 369682, 608888, 739364, 1217776, 1293887, 1478728, 2587774, 2957456, 5175548, 10351096, 20702192]

約数ペア:

[(1, 20702192), (2, 10351096), (4, 5175548), (7, 2957456), (8, 2587774), (14, 1478728), (16, 1293887), (17, 1217776), (28, 739364), (34, 608888), (56, 369682), (68, 304444), (83, 249424), (112, 184841), (119, 173968), (131, 158032), (136, 152222), (166, 124712), (238, 86984), (262, 79016), (272, 76111), (332, 62356), (476, 43492), (524, 39508), (581, 35632), (664, 31178), (917, 22576), (952, 21746), (1048, 19754), (1162, 17816), (1328, 15589), (1411, 14672), (1834, 11288), (1904, 10873), (2096, 9877), (2227, 9296), (2324, 8908), (2822, 7336), (3668, 5644), (4454, 4648)]