19006160

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6421}}^1$

素因数の和:6471

約数の個数: 40

約数和(自身を含む): 45390696

約数和(自身を除く): 26384536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 6421, 12842, 25684, 32105, 51368, 64210, 102736, 128420, 237577, 256840, 475154, 513680, 950308, 1187885, 1900616, 2375770, 3801232, 4751540, 9503080, 19006160]

約数ペア:

[(1, 19006160), (2, 9503080), (4, 4751540), (5, 3801232), (8, 2375770), (10, 1900616), (16, 1187885), (20, 950308), (37, 513680), (40, 475154), (74, 256840), (80, 237577), (148, 128420), (185, 102736), (296, 64210), (370, 51368), (592, 32105), (740, 25684), (1480, 12842), (2960, 6421)]