18662350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:841

約数の個数: 48

約数和(自身を含む): 40283136

約数和(自身を除く): 21620786

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 71, 142, 175, 350, 355, 497, 710, 751, 994, 1502, 1775, 2485, 3550, 3755, 4970, 5257, 7510, 10514, 12425, 18775, 24850, 26285, 37550, 52570, 53321, 106642, 131425, 262850, 266605, 373247, 533210, 746494, 1333025, 1866235, 2666050, 3732470, 9331175, 18662350]

約数ペア:

[(1, 18662350), (2, 9331175), (5, 3732470), (7, 2666050), (10, 1866235), (14, 1333025), (25, 746494), (35, 533210), (50, 373247), (70, 266605), (71, 262850), (142, 131425), (175, 106642), (350, 53321), (355, 52570), (497, 37550), (710, 26285), (751, 24850), (994, 18775), (1502, 12425), (1775, 10514), (2485, 7510), (3550, 5257), (3755, 4970)]