19374220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56983}}^1$

素因数の和:57009

約数の個数: 24

約数和(自身を含む): 43079904

約数和(自身を除く): 23705684

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 56983, 113966, 227932, 284915, 569830, 968711, 1139660, 1937422, 3874844, 4843555, 9687110, 19374220]

約数ペア:

[(1, 19374220), (2, 9687110), (4, 4843555), (5, 3874844), (10, 1937422), (17, 1139660), (20, 968711), (34, 569830), (68, 284915), (85, 227932), (170, 113966), (340, 56983)]