20665824

素因数分解:

$2^5\times 3^1\times {\mathrm{61}}^1\times {\mathrm{3529}}^1$

素因数の和:3603

約数の個数: 48

約数和(自身を含む): 55152720

約数和(自身を除く): 34486896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 96, 122, 183, 244, 366, 488, 732, 976, 1464, 1952, 2928, 3529, 5856, 7058, 10587, 14116, 21174, 28232, 42348, 56464, 84696, 112928, 169392, 215269, 338784, 430538, 645807, 861076, 1291614, 1722152, 2583228, 3444304, 5166456, 6888608, 10332912, 20665824]

約数ペア:

[(1, 20665824), (2, 10332912), (3, 6888608), (4, 5166456), (6, 3444304), (8, 2583228), (12, 1722152), (16, 1291614), (24, 861076), (32, 645807), (48, 430538), (61, 338784), (96, 215269), (122, 169392), (183, 112928), (244, 84696), (366, 56464), (488, 42348), (732, 28232), (976, 21174), (1464, 14116), (1952, 10587), (2928, 7058), (3529, 5856)]