1918347890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{2381}}^1$

素因数の和:2555

約数の個数: 64

約数和(自身を含む): 3753879552

約数和(自身を除く): 1835531662

約数列:

[1, 2, 5, 10, 23, 31, 46, 62, 113, 115, 155, 226, 230, 310, 565, 713, 1130, 1426, 2381, 2599, 3503, 3565, 4762, 5198, 7006, 7130, 11905, 12995, 17515, 23810, 25990, 35030, 54763, 73811, 80569, 109526, 147622, 161138, 269053, 273815, 369055, 402845, 538106, 547630, 738110, 805690, 1345265, 1697653, 2690530, 3395306, 6188219, 8340643, 8488265, 12376438, 16681286, 16976530, 30941095, 41703215, 61882190, 83406430, 191834789, 383669578, 959173945, 1918347890]

約数ペア:

[(1, 1918347890), (2, 959173945), (5, 383669578), (10, 191834789), (23, 83406430), (31, 61882190), (46, 41703215), (62, 30941095), (113, 16976530), (115, 16681286), (155, 12376438), (226, 8488265), (230, 8340643), (310, 6188219), (565, 3395306), (713, 2690530), (1130, 1697653), (1426, 1345265), (2381, 805690), (2599, 738110), (3503, 547630), (3565, 538106), (4762, 402845), (5198, 369055), (7006, 273815), (7130, 269053), (11905, 161138), (12995, 147622), (17515, 109526), (23810, 80569), (25990, 73811), (35030, 54763)]