18153056

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 38228400

約数和(自身を除く): 20075344

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 73, 76, 146, 152, 292, 304, 409, 584, 608, 818, 1168, 1387, 1636, 2336, 2774, 3272, 5548, 6544, 7771, 11096, 13088, 15542, 22192, 29857, 31084, 44384, 59714, 62168, 119428, 124336, 238856, 248672, 477712, 567283, 955424, 1134566, 2269132, 4538264, 9076528, 18153056]

約数ペア:

[(1, 18153056), (2, 9076528), (4, 4538264), (8, 2269132), (16, 1134566), (19, 955424), (32, 567283), (38, 477712), (73, 248672), (76, 238856), (146, 124336), (152, 119428), (292, 62168), (304, 59714), (409, 44384), (584, 31084), (608, 29857), (818, 22192), (1168, 15542), (1387, 13088), (1636, 11096), (2336, 7771), (2774, 6544), (3272, 5548)]