20591376

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32999}}^1$

素因数の和:33023

約数の個数: 40

約数和(自身を含む): 57288000

約数和(自身を除く): 36696624

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32999, 65998, 98997, 131996, 197994, 263992, 395988, 428987, 527984, 791976, 857974, 1286961, 1583952, 1715948, 2573922, 3431896, 5147844, 6863792, 10295688, 20591376]

約数ペア:

[(1, 20591376), (2, 10295688), (3, 6863792), (4, 5147844), (6, 3431896), (8, 2573922), (12, 1715948), (13, 1583952), (16, 1286961), (24, 857974), (26, 791976), (39, 527984), (48, 428987), (52, 395988), (78, 263992), (104, 197994), (156, 131996), (208, 98997), (312, 65998), (624, 32999)]