20166036016

素因数分解:

$2^4\times 7^1\times {\mathrm{2237}}^1\times {\mathrm{80489}}^1$

素因数の和:82741

約数の個数: 40

約数和(自身を含む): 44673881760

約数和(自身を除く): 24507845744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2237, 4474, 8948, 15659, 17896, 31318, 35792, 62636, 80489, 125272, 160978, 250544, 321956, 563423, 643912, 1126846, 1287824, 2253692, 4507384, 9014768, 180053893, 360107786, 720215572, 1260377251, 1440431144, 2520754502, 2880862288, 5041509004, 10083018008, 20166036016]

約数ペア:

[(1, 20166036016), (2, 10083018008), (4, 5041509004), (7, 2880862288), (8, 2520754502), (14, 1440431144), (16, 1260377251), (28, 720215572), (56, 360107786), (112, 180053893), (2237, 9014768), (4474, 4507384), (8948, 2253692), (15659, 1287824), (17896, 1126846), (31318, 643912), (35792, 563423), (62636, 321956), (80489, 250544), (125272, 160978)]