19723410

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31307}}^1$

素因数の和:31327

約数の個数: 48

約数和(自身を含む): 58608576

約数和(自身を除く): 38885166

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 31307, 62614, 93921, 156535, 187842, 219149, 281763, 313070, 438298, 469605, 563526, 657447, 939210, 1095745, 1314894, 1408815, 1972341, 2191490, 2817630, 3287235, 3944682, 6574470, 9861705, 19723410]

約数ペア:

[(1, 19723410), (2, 9861705), (3, 6574470), (5, 3944682), (6, 3287235), (7, 2817630), (9, 2191490), (10, 1972341), (14, 1408815), (15, 1314894), (18, 1095745), (21, 939210), (30, 657447), (35, 563526), (42, 469605), (45, 438298), (63, 313070), (70, 281763), (90, 219149), (105, 187842), (126, 156535), (210, 93921), (315, 62614), (630, 31307)]