129887648

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19421}}^1$

素因数の和:19461

約数の個数: 48

約数和(自身を含む): 293660640

約数和(自身を除く): 163772992

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 76, 88, 152, 176, 209, 304, 352, 418, 608, 836, 1672, 3344, 6688, 19421, 38842, 77684, 155368, 213631, 310736, 368999, 427262, 621472, 737998, 854524, 1475996, 1709048, 2951992, 3418096, 4058989, 5903984, 6836192, 8117978, 11807968, 16235956, 32471912, 64943824, 129887648]

約数ペア:

[(1, 129887648), (2, 64943824), (4, 32471912), (8, 16235956), (11, 11807968), (16, 8117978), (19, 6836192), (22, 5903984), (32, 4058989), (38, 3418096), (44, 2951992), (76, 1709048), (88, 1475996), (152, 854524), (176, 737998), (209, 621472), (304, 427262), (352, 368999), (418, 310736), (608, 213631), (836, 155368), (1672, 77684), (3344, 38842), (6688, 19421)]