25381378

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1481}}^1$

素因数の和:1554

約数の個数: 32

約数和(自身を含む): 44815680

約数和(自身を除く): 19434302

約数列:

[1, 2, 11, 19, 22, 38, 41, 82, 209, 418, 451, 779, 902, 1481, 1558, 2962, 8569, 16291, 17138, 28139, 32582, 56278, 60721, 121442, 309529, 619058, 667931, 1153699, 1335862, 2307398, 12690689, 25381378]

約数ペア:

[(1, 25381378), (2, 12690689), (11, 2307398), (19, 1335862), (22, 1153699), (38, 667931), (41, 619058), (82, 309529), (209, 121442), (418, 60721), (451, 56278), (779, 32582), (902, 28139), (1481, 17138), (1558, 16291), (2962, 8569)]