20277088

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{617}}^1$

素因数の和:719

約数の個数: 48

約数和(自身を含む): 43606080

約数和(自身を除く): 23328992

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 79, 104, 158, 208, 316, 416, 617, 632, 1027, 1234, 1264, 2054, 2468, 2528, 4108, 4936, 8021, 8216, 9872, 16042, 16432, 19744, 32084, 32864, 48743, 64168, 97486, 128336, 194972, 256672, 389944, 633659, 779888, 1267318, 1559776, 2534636, 5069272, 10138544, 20277088]

約数ペア:

[(1, 20277088), (2, 10138544), (4, 5069272), (8, 2534636), (13, 1559776), (16, 1267318), (26, 779888), (32, 633659), (52, 389944), (79, 256672), (104, 194972), (158, 128336), (208, 97486), (316, 64168), (416, 48743), (617, 32864), (632, 32084), (1027, 19744), (1234, 16432), (1264, 16042), (2054, 9872), (2468, 8216), (2528, 8021), (4108, 4936)]