20432568

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1523}}^1$

素因数の和:1588

約数の個数: 64

約数和(自身を含む): 56327040

約数和(自身を除く): 35894472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 43, 52, 78, 86, 104, 129, 156, 172, 258, 312, 344, 516, 559, 1032, 1118, 1523, 1677, 2236, 3046, 3354, 4472, 4569, 6092, 6708, 9138, 12184, 13416, 18276, 19799, 36552, 39598, 59397, 65489, 79196, 118794, 130978, 158392, 196467, 237588, 261956, 392934, 475176, 523912, 785868, 851357, 1571736, 1702714, 2554071, 3405428, 5108142, 6810856, 10216284, 20432568]

約数ペア:

[(1, 20432568), (2, 10216284), (3, 6810856), (4, 5108142), (6, 3405428), (8, 2554071), (12, 1702714), (13, 1571736), (24, 851357), (26, 785868), (39, 523912), (43, 475176), (52, 392934), (78, 261956), (86, 237588), (104, 196467), (129, 158392), (156, 130978), (172, 118794), (258, 79196), (312, 65489), (344, 59397), (516, 39598), (559, 36552), (1032, 19799), (1118, 18276), (1523, 13416), (1677, 12184), (2236, 9138), (3046, 6708), (3354, 6092), (4472, 4569)]