19012380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4463}}^1$

素因数の和:4546

約数の個数: 48

約数和(自身を含む): 53996544

約数和(自身を除く): 34984164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 4463, 8926, 13389, 17852, 22315, 26778, 44630, 53556, 66945, 89260, 133890, 267780, 316873, 633746, 950619, 1267492, 1584365, 1901238, 3168730, 3802476, 4753095, 6337460, 9506190, 19012380]

約数ペア:

[(1, 19012380), (2, 9506190), (3, 6337460), (4, 4753095), (5, 3802476), (6, 3168730), (10, 1901238), (12, 1584365), (15, 1267492), (20, 950619), (30, 633746), (60, 316873), (71, 267780), (142, 133890), (213, 89260), (284, 66945), (355, 53556), (426, 44630), (710, 26778), (852, 22315), (1065, 17852), (1420, 13389), (2130, 8926), (4260, 4463)]