18907854

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2357}}^1$

素因数の和:2560

約数の個数: 32

約数和(自身を含む): 43462656

約数和(自身を除く): 24554802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 191, 382, 573, 1146, 1337, 2357, 2674, 4011, 4714, 7071, 8022, 14142, 16499, 32998, 49497, 98994, 450187, 900374, 1350561, 2701122, 3151309, 6302618, 9453927, 18907854]

約数ペア:

[(1, 18907854), (2, 9453927), (3, 6302618), (6, 3151309), (7, 2701122), (14, 1350561), (21, 900374), (42, 450187), (191, 98994), (382, 49497), (573, 32998), (1146, 16499), (1337, 14142), (2357, 8022), (2674, 7071), (4011, 4714)]