18385312

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2749}}^1$

素因数の和:2789

約数の個数: 48

約数和(自身を含む): 41580000

約数和(自身を除く): 23194688

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 76, 88, 152, 176, 209, 304, 352, 418, 608, 836, 1672, 2749, 3344, 5498, 6688, 10996, 21992, 30239, 43984, 52231, 60478, 87968, 104462, 120956, 208924, 241912, 417848, 483824, 574541, 835696, 967648, 1149082, 1671392, 2298164, 4596328, 9192656, 18385312]

約数ペア:

[(1, 18385312), (2, 9192656), (4, 4596328), (8, 2298164), (11, 1671392), (16, 1149082), (19, 967648), (22, 835696), (32, 574541), (38, 483824), (44, 417848), (76, 241912), (88, 208924), (152, 120956), (176, 104462), (209, 87968), (304, 60478), (352, 52231), (418, 43984), (608, 30239), (836, 21992), (1672, 10996), (2749, 6688), (3344, 5498)]