221470916

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{617}}^1\times {\mathrm{4723}}^1$

素因数の和:5363

約数の個数: 24

約数和(自身を含む): 408720480

約数和(自身を除く): 187249564

約数列:

[1, 2, 4, 19, 38, 76, 617, 1234, 2468, 4723, 9446, 11723, 18892, 23446, 46892, 89737, 179474, 358948, 2914091, 5828182, 11656364, 55367729, 110735458, 221470916]

約数ペア:

[(1, 221470916), (2, 110735458), (4, 55367729), (19, 11656364), (38, 5828182), (76, 2914091), (617, 358948), (1234, 179474), (2468, 89737), (4723, 46892), (9446, 23446), (11723, 18892)]