19831592

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 44280000

約数和(自身を除く): 24448408

約数列:

[1, 2, 4, 8, 11, 19, 22, 29, 38, 44, 58, 76, 88, 116, 152, 209, 232, 319, 409, 418, 551, 638, 818, 836, 1102, 1276, 1636, 1672, 2204, 2552, 3272, 4408, 4499, 6061, 7771, 8998, 11861, 12122, 15542, 17996, 23722, 24244, 31084, 35992, 47444, 48488, 62168, 85481, 94888, 130471, 170962, 225359, 260942, 341924, 450718, 521884, 683848, 901436, 1043768, 1802872, 2478949, 4957898, 9915796, 19831592]

約数ペア:

[(1, 19831592), (2, 9915796), (4, 4957898), (8, 2478949), (11, 1802872), (19, 1043768), (22, 901436), (29, 683848), (38, 521884), (44, 450718), (58, 341924), (76, 260942), (88, 225359), (116, 170962), (152, 130471), (209, 94888), (232, 85481), (319, 62168), (409, 48488), (418, 47444), (551, 35992), (638, 31084), (818, 24244), (836, 23722), (1102, 17996), (1276, 15542), (1636, 12122), (1672, 11861), (2204, 8998), (2552, 7771), (3272, 6061), (4408, 4499)]