20295892

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:316

約数の個数: 36

約数和(自身を含む): 38329564

約数和(自身を除く): 18033672

約数列:

[1, 2, 4, 17, 34, 68, 97, 181, 194, 289, 362, 388, 578, 724, 1156, 1649, 3077, 3298, 6154, 6596, 12308, 17557, 28033, 35114, 52309, 56066, 70228, 104618, 112132, 209236, 298469, 596938, 1193876, 5073973, 10147946, 20295892]

約数ペア:

[(1, 20295892), (2, 10147946), (4, 5073973), (17, 1193876), (34, 596938), (68, 298469), (97, 209236), (181, 112132), (194, 104618), (289, 70228), (362, 56066), (388, 52309), (578, 35114), (724, 28033), (1156, 17557), (1649, 12308), (3077, 6596), (3298, 6154)]