206420104

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{123457}}^1$

素因数の和:123493

約数の個数: 32

約数和(自身を含む): 444448800

約数和(自身を除く): 238028696

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 123457, 246914, 493828, 987656, 1358027, 2345683, 2716054, 4691366, 5432108, 9382732, 10864216, 18765464, 25802513, 51605026, 103210052, 206420104]

約数ペア:

[(1, 206420104), (2, 103210052), (4, 51605026), (8, 25802513), (11, 18765464), (19, 10864216), (22, 9382732), (38, 5432108), (44, 4691366), (76, 2716054), (88, 2345683), (152, 1358027), (209, 987656), (418, 493828), (836, 246914), (1672, 123457)]