64989538

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2719}}^1$

素因数の和:2794

約数の個数: 32

約数和(自身を含む): 111628800

約数和(自身を除く): 46639262

約数列:

[1, 2, 17, 19, 34, 37, 38, 74, 323, 629, 646, 703, 1258, 1406, 2719, 5438, 11951, 23902, 46223, 51661, 92446, 100603, 103322, 201206, 878237, 1710251, 1756474, 1911457, 3420502, 3822914, 32494769, 64989538]

約数ペア:

[(1, 64989538), (2, 32494769), (17, 3822914), (19, 3420502), (34, 1911457), (37, 1756474), (38, 1710251), (74, 878237), (323, 201206), (629, 103322), (646, 100603), (703, 92446), (1258, 51661), (1406, 46223), (2719, 23902), (5438, 11951)]