64878616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{38803}}^1$

素因数の和:38839

約数の個数: 32

約数和(自身を含む): 139694400

約数和(自身を除く): 74815784

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 38803, 77606, 155212, 310424, 426833, 737257, 853666, 1474514, 1707332, 2949028, 3414664, 5898056, 8109827, 16219654, 32439308, 64878616]

約数ペア:

[(1, 64878616), (2, 32439308), (4, 16219654), (8, 8109827), (11, 5898056), (19, 3414664), (22, 2949028), (38, 1707332), (44, 1474514), (76, 853666), (88, 737257), (152, 426833), (209, 310424), (418, 155212), (836, 77606), (1672, 38803)]