19426947660

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11991943}}^1$

素因数の和:11991964

約数の個数: 60

約数和(自身を含む): 60943059408

約数和(自身を除く): 41516111748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 11991943, 23983886, 35975829, 47967772, 59959715, 71951658, 107927487, 119919430, 143903316, 179879145, 215854974, 239838860, 323782461, 359758290, 431709948, 539637435, 647564922, 719516580, 971347383, 1079274870, 1295129844, 1618912305, 1942694766, 2158549740, 3237824610, 3885389532, 4856736915, 6475649220, 9713473830, 19426947660]

約数ペア:

[(1, 19426947660), (2, 9713473830), (3, 6475649220), (4, 4856736915), (5, 3885389532), (6, 3237824610), (9, 2158549740), (10, 1942694766), (12, 1618912305), (15, 1295129844), (18, 1079274870), (20, 971347383), (27, 719516580), (30, 647564922), (36, 539637435), (45, 431709948), (54, 359758290), (60, 323782461), (81, 239838860), (90, 215854974), (108, 179879145), (135, 143903316), (162, 119919430), (180, 107927487), (270, 71951658), (324, 59959715), (405, 47967772), (540, 35975829), (810, 23983886), (1620, 11991943)]