201421964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{5749}}^1$

素因数の和:6233

約数の個数: 24

約数和(自身を含む): 371910000

約数和(自身を除く): 170488036

約数列:

[1, 2, 4, 19, 38, 76, 461, 922, 1844, 5749, 8759, 11498, 17518, 22996, 35036, 109231, 218462, 436924, 2650289, 5300578, 10601156, 50355491, 100710982, 201421964]

約数ペア:

[(1, 201421964), (2, 100710982), (4, 50355491), (19, 10601156), (38, 5300578), (76, 2650289), (461, 436924), (922, 218462), (1844, 109231), (5749, 35036), (8759, 22996), (11498, 17518)]