19733195

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 26248320

約数和(自身を除く): 6515125

約数列:

[1, 5, 23, 29, 61, 97, 115, 145, 305, 485, 667, 1403, 1769, 2231, 2813, 3335, 5917, 7015, 8845, 11155, 14065, 29585, 40687, 64699, 136091, 171593, 203435, 323495, 680455, 857965, 3946639, 19733195]

約数ペア:

[(1, 19733195), (5, 3946639), (23, 857965), (29, 680455), (61, 323495), (97, 203435), (115, 171593), (145, 136091), (305, 64699), (485, 40687), (667, 29585), (1403, 14065), (1769, 11155), (2231, 8845), (2813, 7015), (3335, 5917)]