978172972

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1838671}}^1$

素因数の和:1838701

約数の個数: 24

約数和(自身を含む): 2059312640

約数和(自身を除く): 1081139668

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 1838671, 3677342, 7354684, 12870697, 25741394, 34934749, 51482788, 69869498, 139738996, 244543243, 489086486, 978172972]

約数ペア:

[(1, 978172972), (2, 489086486), (4, 244543243), (7, 139738996), (14, 69869498), (19, 51482788), (28, 34934749), (38, 25741394), (76, 12870697), (133, 7354684), (266, 3677342), (532, 1838671)]