1998384

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 80

約数和(自身を含む): 5713920

約数和(自身を除く): 3715536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 31, 34, 48, 51, 62, 68, 79, 93, 102, 124, 136, 158, 186, 204, 237, 248, 272, 316, 372, 408, 474, 496, 527, 632, 744, 816, 948, 1054, 1264, 1343, 1488, 1581, 1896, 2108, 2449, 2686, 3162, 3792, 4029, 4216, 4898, 5372, 6324, 7347, 8058, 8432, 9796, 10744, 12648, 14694, 16116, 19592, 21488, 25296, 29388, 32232, 39184, 41633, 58776, 64464, 83266, 117552, 124899, 166532, 249798, 333064, 499596, 666128, 999192, 1998384]

約数ペア:

[(1, 1998384), (2, 999192), (3, 666128), (4, 499596), (6, 333064), (8, 249798), (12, 166532), (16, 124899), (17, 117552), (24, 83266), (31, 64464), (34, 58776), (48, 41633), (51, 39184), (62, 32232), (68, 29388), (79, 25296), (93, 21488), (102, 19592), (124, 16116), (136, 14694), (158, 12648), (186, 10744), (204, 9796), (237, 8432), (248, 8058), (272, 7347), (316, 6324), (372, 5372), (408, 4898), (474, 4216), (496, 4029), (527, 3792), (632, 3162), (744, 2686), (816, 2449), (948, 2108), (1054, 1896), (1264, 1581), (1343, 1488)]