2006256778

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{139}}^1\times {\mathrm{19991}}^1$

素因数の和:20170

約数の個数: 24

約数和(自身を含む): 3199119840

約数和(自身を除く): 1192863062

約数列:

[1, 2, 19, 38, 139, 278, 361, 722, 2641, 5282, 19991, 39982, 50179, 100358, 379829, 759658, 2778749, 5557498, 7216751, 14433502, 52796231, 105592462, 1003128389, 2006256778]

約数ペア:

[(1, 2006256778), (2, 1003128389), (19, 105592462), (38, 52796231), (139, 14433502), (278, 7216751), (361, 5557498), (722, 2778749), (2641, 759658), (5282, 379829), (19991, 100358), (39982, 50179)]