17820708

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1663}}^1$

素因数の和:1736

約数の個数: 48

約数和(自身を含む): 44728320

約数和(自身を除く): 26907612

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 47, 57, 76, 94, 114, 141, 188, 228, 282, 564, 893, 1663, 1786, 2679, 3326, 3572, 4989, 5358, 6652, 9978, 10716, 19956, 31597, 63194, 78161, 94791, 126388, 156322, 189582, 234483, 312644, 379164, 468966, 937932, 1485059, 2970118, 4455177, 5940236, 8910354, 17820708]

約数ペア:

[(1, 17820708), (2, 8910354), (3, 5940236), (4, 4455177), (6, 2970118), (12, 1485059), (19, 937932), (38, 468966), (47, 379164), (57, 312644), (76, 234483), (94, 189582), (114, 156322), (141, 126388), (188, 94791), (228, 78161), (282, 63194), (564, 31597), (893, 19956), (1663, 10716), (1786, 9978), (2679, 6652), (3326, 5358), (3572, 4989)]