20534492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 41513472

約数和(自身を除く): 20978980

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 103, 197, 206, 253, 394, 412, 506, 788, 1012, 1133, 2167, 2266, 2369, 4334, 4531, 4532, 4738, 8668, 9062, 9476, 18124, 20291, 26059, 40582, 49841, 52118, 81164, 99682, 104236, 199364, 223201, 446402, 466693, 892804, 933386, 1866772, 5133623, 10267246, 20534492]

約数ペア:

[(1, 20534492), (2, 10267246), (4, 5133623), (11, 1866772), (22, 933386), (23, 892804), (44, 466693), (46, 446402), (92, 223201), (103, 199364), (197, 104236), (206, 99682), (253, 81164), (394, 52118), (412, 49841), (506, 40582), (788, 26059), (1012, 20291), (1133, 18124), (2167, 9476), (2266, 9062), (2369, 8668), (4334, 4738), (4531, 4532)]