18257768

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1481}}^1$

素因数の和:1577

約数の個数: 32

約数和(自身を含む): 36279360

約数和(自身を除く): 18021592

約数列:

[1, 2, 4, 8, 23, 46, 67, 92, 134, 184, 268, 536, 1481, 1541, 2962, 3082, 5924, 6164, 11848, 12328, 34063, 68126, 99227, 136252, 198454, 272504, 396908, 793816, 2282221, 4564442, 9128884, 18257768]

約数ペア:

[(1, 18257768), (2, 9128884), (4, 4564442), (8, 2282221), (23, 793816), (46, 396908), (67, 272504), (92, 198454), (134, 136252), (184, 99227), (268, 68126), (536, 34063), (1481, 12328), (1541, 11848), (2962, 6164), (3082, 5924)]