18278876

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3491}}^1$

素因数の和:3530

約数の個数: 48

約数和(自身を含む): 42239232

約数和(自身を除く): 23960356

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 154, 187, 238, 308, 374, 476, 748, 1309, 2618, 3491, 5236, 6982, 13964, 24437, 38401, 48874, 59347, 76802, 97748, 118694, 153604, 237388, 268807, 415429, 537614, 652817, 830858, 1075228, 1305634, 1661716, 2611268, 4569719, 9139438, 18278876]

約数ペア:

[(1, 18278876), (2, 9139438), (4, 4569719), (7, 2611268), (11, 1661716), (14, 1305634), (17, 1075228), (22, 830858), (28, 652817), (34, 537614), (44, 415429), (68, 268807), (77, 237388), (119, 153604), (154, 118694), (187, 97748), (238, 76802), (308, 59347), (374, 48874), (476, 38401), (748, 24437), (1309, 13964), (2618, 6982), (3491, 5236)]