19617862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 33657120

約数和(自身を除く): 14039258

約数列:

[1, 2, 11, 22, 29, 58, 97, 194, 317, 319, 634, 638, 1067, 2134, 2813, 3487, 5626, 6974, 9193, 18386, 30749, 30943, 61498, 61886, 101123, 202246, 338239, 676478, 891721, 1783442, 9808931, 19617862]

約数ペア:

[(1, 19617862), (2, 9808931), (11, 1783442), (22, 891721), (29, 676478), (58, 338239), (97, 202246), (194, 101123), (317, 61886), (319, 61498), (634, 30943), (638, 30749), (1067, 18386), (2134, 9193), (2813, 6974), (3487, 5626)]