18011290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2243}}^1$

素因数の和:2334

約数の個数: 32

約数和(自身を含む): 35868096

約数和(自身を除く): 17856806

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 365, 730, 803, 1606, 2243, 4015, 4486, 8030, 11215, 22430, 24673, 49346, 123365, 163739, 246730, 327478, 818695, 1637390, 1801129, 3602258, 9005645, 18011290]

約数ペア:

[(1, 18011290), (2, 9005645), (5, 3602258), (10, 1801129), (11, 1637390), (22, 818695), (55, 327478), (73, 246730), (110, 163739), (146, 123365), (365, 49346), (730, 24673), (803, 22430), (1606, 11215), (2243, 8030), (4015, 4486)]