19746472

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{797}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 39261600

約数和(自身を除く): 19515128

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 163, 326, 652, 797, 1304, 1594, 3097, 3188, 6194, 6376, 12388, 15143, 24776, 30286, 60572, 121144, 129911, 259822, 519644, 1039288, 2468309, 4936618, 9873236, 19746472]

約数ペア:

[(1, 19746472), (2, 9873236), (4, 4936618), (8, 2468309), (19, 1039288), (38, 519644), (76, 259822), (152, 129911), (163, 121144), (326, 60572), (652, 30286), (797, 24776), (1304, 15143), (1594, 12388), (3097, 6376), (3188, 6194)]