18911190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21737}}^1$

素因数の和:21776

約数の個数: 32

約数和(自身を含む): 46954080

約数和(自身を除く): 28042890

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 21737, 43474, 65211, 108685, 130422, 217370, 326055, 630373, 652110, 1260746, 1891119, 3151865, 3782238, 6303730, 9455595, 18911190]

約数ペア:

[(1, 18911190), (2, 9455595), (3, 6303730), (5, 3782238), (6, 3151865), (10, 1891119), (15, 1260746), (29, 652110), (30, 630373), (58, 326055), (87, 217370), (145, 130422), (174, 108685), (290, 65211), (435, 43474), (870, 21737)]