1821266878

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{383}}^1\times {\mathrm{397}}^1$

素因数の和:948

約数の個数: 32

約数和(自身を含む): 2822501376

約数和(自身を除く): 1001234498

約数列:

[1, 2, 53, 106, 113, 226, 383, 397, 766, 794, 5989, 11978, 20299, 21041, 40598, 42082, 43279, 44861, 86558, 89722, 152051, 304102, 2293787, 2377633, 4587574, 4755266, 8058703, 16117406, 17181763, 34363526, 910633439, 1821266878]

約数ペア:

[(1, 1821266878), (2, 910633439), (53, 34363526), (106, 17181763), (113, 16117406), (226, 8058703), (383, 4755266), (397, 4587574), (766, 2377633), (794, 2293787), (5989, 304102), (11978, 152051), (20299, 89722), (21041, 86558), (40598, 44861), (42082, 43279)]