18511272

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19777}}^1$

素因数の和:19802

約数の個数: 48

約数和(自身を含む): 53993940

約数和(自身を除く): 35482668

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 19777, 39554, 59331, 79108, 118662, 158216, 177993, 237324, 257101, 355986, 474648, 514202, 711972, 771303, 1028404, 1423944, 1542606, 2056808, 2313909, 3085212, 4627818, 6170424, 9255636, 18511272]

約数ペア:

[(1, 18511272), (2, 9255636), (3, 6170424), (4, 4627818), (6, 3085212), (8, 2313909), (9, 2056808), (12, 1542606), (13, 1423944), (18, 1028404), (24, 771303), (26, 711972), (36, 514202), (39, 474648), (52, 355986), (72, 257101), (78, 237324), (104, 177993), (117, 158216), (156, 118662), (234, 79108), (312, 59331), (468, 39554), (936, 19777)]