19208808

素因数分解:

$2^3\times 3^2\times {\mathrm{431}}^1\times {\mathrm{619}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 52228800

約数和(自身を除く): 33019992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 431, 619, 862, 1238, 1293, 1724, 1857, 2476, 2586, 3448, 3714, 3879, 4952, 5172, 5571, 7428, 7758, 10344, 11142, 14856, 15516, 22284, 31032, 44568, 266789, 533578, 800367, 1067156, 1600734, 2134312, 2401101, 3201468, 4802202, 6402936, 9604404, 19208808]

約数ペア:

[(1, 19208808), (2, 9604404), (3, 6402936), (4, 4802202), (6, 3201468), (8, 2401101), (9, 2134312), (12, 1600734), (18, 1067156), (24, 800367), (36, 533578), (72, 266789), (431, 44568), (619, 31032), (862, 22284), (1238, 15516), (1293, 14856), (1724, 11142), (1857, 10344), (2476, 7758), (2586, 7428), (3448, 5571), (3714, 5172), (3879, 4952)]