19493916

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 52684800

約数和(自身を除く): 33190884

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 31, 39, 52, 58, 62, 78, 87, 93, 116, 124, 139, 156, 174, 186, 278, 348, 372, 377, 403, 417, 556, 754, 806, 834, 899, 1131, 1209, 1508, 1612, 1668, 1798, 1807, 2262, 2418, 2697, 3596, 3614, 4031, 4309, 4524, 4836, 5394, 5421, 7228, 8062, 8618, 10788, 10842, 11687, 12093, 12927, 16124, 17236, 21684, 23374, 24186, 25854, 35061, 46748, 48372, 51708, 52403, 56017, 70122, 104806, 112034, 124961, 140244, 157209, 168051, 209612, 224068, 249922, 314418, 336102, 374883, 499844, 628836, 672204, 749766, 1499532, 1624493, 3248986, 4873479, 6497972, 9746958, 19493916]

約数ペア:

[(1, 19493916), (2, 9746958), (3, 6497972), (4, 4873479), (6, 3248986), (12, 1624493), (13, 1499532), (26, 749766), (29, 672204), (31, 628836), (39, 499844), (52, 374883), (58, 336102), (62, 314418), (78, 249922), (87, 224068), (93, 209612), (116, 168051), (124, 157209), (139, 140244), (156, 124961), (174, 112034), (186, 104806), (278, 70122), (348, 56017), (372, 52403), (377, 51708), (403, 48372), (417, 46748), (556, 35061), (754, 25854), (806, 24186), (834, 23374), (899, 21684), (1131, 17236), (1209, 16124), (1508, 12927), (1612, 12093), (1668, 11687), (1798, 10842), (1807, 10788), (2262, 8618), (2418, 8062), (2697, 7228), (3596, 5421), (3614, 5394), (4031, 4836), (4309, 4524)]