19696290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 49282560

約数和(自身を除く): 29586270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 61, 94, 122, 141, 183, 229, 235, 282, 305, 366, 458, 470, 610, 687, 705, 915, 1145, 1374, 1410, 1830, 2290, 2867, 3435, 5734, 6870, 8601, 10763, 13969, 14335, 17202, 21526, 27938, 28670, 32289, 41907, 43005, 53815, 64578, 69845, 83814, 86010, 107630, 139690, 161445, 209535, 322890, 419070, 656543, 1313086, 1969629, 3282715, 3939258, 6565430, 9848145, 19696290]

約数ペア:

[(1, 19696290), (2, 9848145), (3, 6565430), (5, 3939258), (6, 3282715), (10, 1969629), (15, 1313086), (30, 656543), (47, 419070), (61, 322890), (94, 209535), (122, 161445), (141, 139690), (183, 107630), (229, 86010), (235, 83814), (282, 69845), (305, 64578), (366, 53815), (458, 43005), (470, 41907), (610, 32289), (687, 28670), (705, 27938), (915, 21526), (1145, 17202), (1374, 14335), (1410, 13969), (1830, 10763), (2290, 8601), (2867, 6870), (3435, 5734)]