19167822

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 42981120

約数和(自身を除く): 23813298

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 139, 141, 163, 278, 282, 326, 417, 423, 489, 834, 846, 978, 1251, 1467, 2502, 2934, 6533, 7661, 13066, 15322, 19599, 22657, 22983, 39198, 45314, 45966, 58797, 67971, 68949, 117594, 135942, 137898, 203913, 407826, 1064879, 2129758, 3194637, 6389274, 9583911, 19167822]

約数ペア:

[(1, 19167822), (2, 9583911), (3, 6389274), (6, 3194637), (9, 2129758), (18, 1064879), (47, 407826), (94, 203913), (139, 137898), (141, 135942), (163, 117594), (278, 68949), (282, 67971), (326, 58797), (417, 45966), (423, 45314), (489, 39198), (834, 22983), (846, 22657), (978, 19599), (1251, 15322), (1467, 13066), (2502, 7661), (2934, 6533)]