18855746

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{331}}^1$

素因数の和:666

約数の個数: 32

約数和(自身を含む): 35027328

約数和(自身を除く): 16171582

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 313, 331, 626, 662, 2191, 2317, 4069, 4303, 4382, 4634, 8138, 8606, 28483, 30121, 56966, 60242, 103603, 207206, 725221, 1346839, 1450442, 2693678, 9427873, 18855746]

約数ペア:

[(1, 18855746), (2, 9427873), (7, 2693678), (13, 1450442), (14, 1346839), (26, 725221), (91, 207206), (182, 103603), (313, 60242), (331, 56966), (626, 30121), (662, 28483), (2191, 8606), (2317, 8138), (4069, 4634), (4303, 4382)]