19666076

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2111}}^1$

素因数の和:2269

約数の個数: 24

約数和(自身を含む): 36723456

約数和(自身を除く): 17057380

約数列:

[1, 2, 4, 17, 34, 68, 137, 274, 548, 2111, 2329, 4222, 4658, 8444, 9316, 35887, 71774, 143548, 289207, 578414, 1156828, 4916519, 9833038, 19666076]

約数ペア:

[(1, 19666076), (2, 9833038), (4, 4916519), (17, 1156828), (34, 578414), (68, 289207), (137, 143548), (274, 71774), (548, 35887), (2111, 9316), (2329, 8444), (4222, 4658)]