18801156784

素因数分解:

$2^4\times {\mathrm{9521}}^1\times {\mathrm{123419}}^1$

素因数の和:132948

約数の個数: 20

約数和(自身を含む): 36431362440

約数和(自身を除く): 17630205656

約数列:

[1, 2, 4, 8, 16, 9521, 19042, 38084, 76168, 123419, 152336, 246838, 493676, 987352, 1974704, 1175072299, 2350144598, 4700289196, 9400578392, 18801156784]

約数ペア:

[(1, 18801156784), (2, 9400578392), (4, 4700289196), (8, 2350144598), (16, 1175072299), (9521, 1974704), (19042, 987352), (38084, 493676), (76168, 246838), (123419, 152336)]