20199709918

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{1789}}^1\times {\mathrm{44453}}^1$

素因数の和:46371

約数の個数: 16

約数和(自身を含む): 30555901440

約数和(自身を除く): 10356191522

約数列:

[1, 2, 127, 254, 1789, 3578, 44453, 88906, 227203, 454406, 5645531, 11291062, 79526417, 159052834, 10099854959, 20199709918]

約数ペア:

[(1, 20199709918), (2, 10099854959), (127, 159052834), (254, 79526417), (1789, 11291062), (3578, 5645531), (44453, 454406), (88906, 227203)]