18398942

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:248

約数の個数: 32

約数和(自身を含む): 29998080

約数和(自身を除く): 11599138

約数列:

[1, 2, 23, 46, 61, 79, 83, 122, 158, 166, 1403, 1817, 1909, 2806, 3634, 3818, 4819, 5063, 6557, 9638, 10126, 13114, 110837, 116449, 150811, 221674, 232898, 301622, 399977, 799954, 9199471, 18398942]

約数ペア:

[(1, 18398942), (2, 9199471), (23, 799954), (46, 399977), (61, 301622), (79, 232898), (83, 221674), (122, 150811), (158, 116449), (166, 110837), (1403, 13114), (1817, 10126), (1909, 9638), (2806, 6557), (3634, 5063), (3818, 4819)]