19111260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{45503}}^1$

素因数の和:45522

約数の個数: 48

約数和(自身を含む): 61157376

約数和(自身を除く): 42046116

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 45503, 91006, 136509, 182012, 227515, 273018, 318521, 455030, 546036, 637042, 682545, 910060, 955563, 1274084, 1365090, 1592605, 1911126, 2730180, 3185210, 3822252, 4777815, 6370420, 9555630, 19111260]

約数ペア:

[(1, 19111260), (2, 9555630), (3, 6370420), (4, 4777815), (5, 3822252), (6, 3185210), (7, 2730180), (10, 1911126), (12, 1592605), (14, 1365090), (15, 1274084), (20, 955563), (21, 910060), (28, 682545), (30, 637042), (35, 546036), (42, 455030), (60, 318521), (70, 273018), (84, 227515), (105, 182012), (140, 136509), (210, 91006), (420, 45503)]