18354220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1459}}^1$

素因数の和:1522

約数の個数: 48

約数和(自身を含む): 41942880

約数和(自身を除く): 23588660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 1459, 2516, 2918, 3145, 5836, 6290, 7295, 12580, 14590, 24803, 29180, 49606, 53983, 99212, 107966, 124015, 215932, 248030, 269915, 496060, 539830, 917711, 1079660, 1835422, 3670844, 4588555, 9177110, 18354220]

約数ペア:

[(1, 18354220), (2, 9177110), (4, 4588555), (5, 3670844), (10, 1835422), (17, 1079660), (20, 917711), (34, 539830), (37, 496060), (68, 269915), (74, 248030), (85, 215932), (148, 124015), (170, 107966), (185, 99212), (340, 53983), (370, 49606), (629, 29180), (740, 24803), (1258, 14590), (1459, 12580), (2516, 7295), (2918, 6290), (3145, 5836)]