18764712

素因数分解:

$2^3\times 3^2\times {\mathrm{79}}^1\times {\mathrm{3299}}^1$

素因数の和:3390

約数の個数: 48

約数和(自身を含む): 51480000

約数和(自身を除く): 32715288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 79, 158, 237, 316, 474, 632, 711, 948, 1422, 1896, 2844, 3299, 5688, 6598, 9897, 13196, 19794, 26392, 29691, 39588, 59382, 79176, 118764, 237528, 260621, 521242, 781863, 1042484, 1563726, 2084968, 2345589, 3127452, 4691178, 6254904, 9382356, 18764712]

約数ペア:

[(1, 18764712), (2, 9382356), (3, 6254904), (4, 4691178), (6, 3127452), (8, 2345589), (9, 2084968), (12, 1563726), (18, 1042484), (24, 781863), (36, 521242), (72, 260621), (79, 237528), (158, 118764), (237, 79176), (316, 59382), (474, 39588), (632, 29691), (711, 26392), (948, 19794), (1422, 13196), (1896, 9897), (2844, 6598), (3299, 5688)]