20078032

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1163}}^1$

素因数の和:1267

約数の個数: 40

約数和(自身を含む): 42434784

約数和(自身を除く): 22356752

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 664, 1079, 1163, 1328, 2158, 2326, 4316, 4652, 8632, 9304, 15119, 17264, 18608, 30238, 60476, 96529, 120952, 193058, 241904, 386116, 772232, 1254877, 1544464, 2509754, 5019508, 10039016, 20078032]

約数ペア:

[(1, 20078032), (2, 10039016), (4, 5019508), (8, 2509754), (13, 1544464), (16, 1254877), (26, 772232), (52, 386116), (83, 241904), (104, 193058), (166, 120952), (208, 96529), (332, 60476), (664, 30238), (1079, 18608), (1163, 17264), (1328, 15119), (2158, 9304), (2326, 8632), (4316, 4652)]