20454584

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{613}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 39713520

約数和(自身を除く): 19258936

約数列:

[1, 2, 4, 8, 43, 86, 97, 172, 194, 344, 388, 613, 776, 1226, 2452, 4171, 4904, 8342, 16684, 26359, 33368, 52718, 59461, 105436, 118922, 210872, 237844, 475688, 2556823, 5113646, 10227292, 20454584]

約数ペア:

[(1, 20454584), (2, 10227292), (4, 5113646), (8, 2556823), (43, 475688), (86, 237844), (97, 210872), (172, 118922), (194, 105436), (344, 59461), (388, 52718), (613, 33368), (776, 26359), (1226, 16684), (2452, 8342), (4171, 4904)]