20463924

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{563}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 51734592

約数和(自身を除く): 31270668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 233, 466, 563, 699, 932, 1126, 1398, 1689, 2252, 2796, 3029, 3378, 6058, 6756, 7319, 9087, 12116, 14638, 18174, 21957, 29276, 36348, 43914, 87828, 131179, 262358, 393537, 524716, 787074, 1574148, 1705327, 3410654, 5115981, 6821308, 10231962, 20463924]

約数ペア:

[(1, 20463924), (2, 10231962), (3, 6821308), (4, 5115981), (6, 3410654), (12, 1705327), (13, 1574148), (26, 787074), (39, 524716), (52, 393537), (78, 262358), (156, 131179), (233, 87828), (466, 43914), (563, 36348), (699, 29276), (932, 21957), (1126, 18174), (1398, 14638), (1689, 12116), (2252, 9087), (2796, 7319), (3029, 6756), (3378, 6058)]