20115498

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{557}}^1$

素因数の和:1038

約数の個数: 32

約数和(自身を含む): 43497216

約数和(自身を除く): 23381718

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 463, 557, 926, 1114, 1389, 1671, 2778, 3342, 6019, 7241, 12038, 14482, 18057, 21723, 36114, 43446, 257891, 515782, 773673, 1547346, 3352583, 6705166, 10057749, 20115498]

約数ペア:

[(1, 20115498), (2, 10057749), (3, 6705166), (6, 3352583), (13, 1547346), (26, 773673), (39, 515782), (78, 257891), (463, 43446), (557, 36114), (926, 21723), (1114, 18057), (1389, 14482), (1671, 12038), (2778, 7241), (3342, 6019)]