18860776

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2713}}^1$

素因数の和:2809

約数の個数: 32

約数和(自身を含む): 39081600

約数和(自身を除く): 20220824

約数列:

[1, 2, 4, 8, 11, 22, 44, 79, 88, 158, 316, 632, 869, 1738, 2713, 3476, 5426, 6952, 10852, 21704, 29843, 59686, 119372, 214327, 238744, 428654, 857308, 1714616, 2357597, 4715194, 9430388, 18860776]

約数ペア:

[(1, 18860776), (2, 9430388), (4, 4715194), (8, 2357597), (11, 1714616), (22, 857308), (44, 428654), (79, 238744), (88, 214327), (158, 119372), (316, 59686), (632, 29843), (869, 21704), (1738, 10852), (2713, 6952), (3476, 5426)]