19973156636

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{643}}^1\times {\mathrm{146521}}^1$

素因数の和:147221

約数の個数: 24

約数和(自身を含む): 35668143504

約数和(自身を除く): 15694986868

約数列:

[1, 2, 4, 53, 106, 212, 643, 1286, 2572, 34079, 68158, 136316, 146521, 293042, 586084, 7765613, 15531226, 31062452, 94213003, 188426006, 376852012, 4993289159, 9986578318, 19973156636]

約数ペア:

[(1, 19973156636), (2, 9986578318), (4, 4993289159), (53, 376852012), (106, 188426006), (212, 94213003), (643, 31062452), (1286, 15531226), (2572, 7765613), (34079, 586084), (68158, 293042), (136316, 146521)]