19666470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 49351680

約数和(自身を除く): 29685210

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 59, 82, 118, 123, 177, 205, 246, 271, 295, 354, 410, 542, 590, 615, 813, 885, 1230, 1355, 1626, 1770, 2419, 2710, 4065, 4838, 7257, 8130, 11111, 12095, 14514, 15989, 22222, 24190, 31978, 33333, 36285, 47967, 55555, 66666, 72570, 79945, 95934, 111110, 159890, 166665, 239835, 333330, 479670, 655549, 1311098, 1966647, 3277745, 3933294, 6555490, 9833235, 19666470]

約数ペア:

[(1, 19666470), (2, 9833235), (3, 6555490), (5, 3933294), (6, 3277745), (10, 1966647), (15, 1311098), (30, 655549), (41, 479670), (59, 333330), (82, 239835), (118, 166665), (123, 159890), (177, 111110), (205, 95934), (246, 79945), (271, 72570), (295, 66666), (354, 55555), (410, 47967), (542, 36285), (590, 33333), (615, 31978), (813, 24190), (885, 22222), (1230, 15989), (1355, 14514), (1626, 12095), (1770, 11111), (2419, 8130), (2710, 7257), (4065, 4838)]