19809690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{4373}}^1$

素因数の和:4534

約数の個数: 32

約数和(自身を含む): 47869056

約数和(自身を除く): 28059366

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 151, 302, 453, 755, 906, 1510, 2265, 4373, 4530, 8746, 13119, 21865, 26238, 43730, 65595, 131190, 660323, 1320646, 1980969, 3301615, 3961938, 6603230, 9904845, 19809690]

約数ペア:

[(1, 19809690), (2, 9904845), (3, 6603230), (5, 3961938), (6, 3301615), (10, 1980969), (15, 1320646), (30, 660323), (151, 131190), (302, 65595), (453, 43730), (755, 26238), (906, 21865), (1510, 13119), (2265, 8746), (4373, 4530)]