19712886

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{677}}^1$

素因数の和:916

約数の個数: 32

約数和(自身を含む): 41395968

約数和(自身を除く): 21683082

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 211, 422, 633, 677, 1266, 1354, 2031, 4062, 4853, 9706, 14559, 15571, 29118, 31142, 46713, 93426, 142847, 285694, 428541, 857082, 3285481, 6570962, 9856443, 19712886]

約数ペア:

[(1, 19712886), (2, 9856443), (3, 6570962), (6, 3285481), (23, 857082), (46, 428541), (69, 285694), (138, 142847), (211, 93426), (422, 46713), (633, 31142), (677, 29118), (1266, 15571), (1354, 14559), (2031, 9706), (4062, 4853)]