20215173898

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{7937}}^1\times {\mathrm{43913}}^1$

素因数の和:51881

約数の個数: 16

約数和(自身を含む): 31373039880

約数和(自身を除く): 11157865982

約数列:

[1, 2, 29, 58, 7937, 15874, 43913, 87826, 230173, 460346, 1273477, 2546954, 348537481, 697074962, 10107586949, 20215173898]

約数ペア:

[(1, 20215173898), (2, 10107586949), (29, 697074962), (58, 348537481), (7937, 2546954), (15874, 1273477), (43913, 460346), (87826, 230173)]