20723296

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{521}}^1$

素因数の和:655

約数の個数: 48

約数和(自身を含む): 44988048

約数和(自身を除く): 24264752

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 113, 176, 226, 352, 452, 521, 904, 1042, 1243, 1808, 2084, 2486, 3616, 4168, 4972, 5731, 8336, 9944, 11462, 16672, 19888, 22924, 39776, 45848, 58873, 91696, 117746, 183392, 235492, 470984, 647603, 941968, 1295206, 1883936, 2590412, 5180824, 10361648, 20723296]

約数ペア:

[(1, 20723296), (2, 10361648), (4, 5180824), (8, 2590412), (11, 1883936), (16, 1295206), (22, 941968), (32, 647603), (44, 470984), (88, 235492), (113, 183392), (176, 117746), (226, 91696), (352, 58873), (452, 45848), (521, 39776), (904, 22924), (1042, 19888), (1243, 16672), (1808, 11462), (2084, 9944), (2486, 8336), (3616, 5731), (4168, 4972)]