20058272

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{3709}}^1$

素因数の和:3745

約数の個数: 36

約数和(自身を含む): 42772590

約数和(自身を除く): 22714318

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 3709, 5408, 7418, 14836, 29672, 48217, 59344, 96434, 118688, 192868, 385736, 626821, 771472, 1253642, 1542944, 2507284, 5014568, 10029136, 20058272]

約数ペア:

[(1, 20058272), (2, 10029136), (4, 5014568), (8, 2507284), (13, 1542944), (16, 1253642), (26, 771472), (32, 626821), (52, 385736), (104, 192868), (169, 118688), (208, 96434), (338, 59344), (416, 48217), (676, 29672), (1352, 14836), (2704, 7418), (3709, 5408)]