16820466

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2423}}^1$

素因数の和:2530

約数の個数: 32

約数和(自身を含む): 36650880

約数和(自身を除く): 19830414

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 178, 267, 534, 1157, 2314, 2423, 3471, 4846, 6942, 7269, 14538, 31499, 62998, 94497, 188994, 215647, 431294, 646941, 1293882, 2803411, 5606822, 8410233, 16820466]

約数ペア:

[(1, 16820466), (2, 8410233), (3, 5606822), (6, 2803411), (13, 1293882), (26, 646941), (39, 431294), (78, 215647), (89, 188994), (178, 94497), (267, 62998), (534, 31499), (1157, 14538), (2314, 7269), (2423, 6942), (3471, 4846)]