1997871586

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{30781}}^1$

素因数の和:30906

約数の個数: 32

約数和(自身を含む): 3351051648

約数和(自身を除く): 1353180062

約数列:

[1, 2, 17, 23, 34, 46, 83, 166, 391, 782, 1411, 1909, 2822, 3818, 30781, 32453, 61562, 64906, 523277, 707963, 1046554, 1415926, 2554823, 5109646, 12035371, 24070742, 43431991, 58760929, 86863982, 117521858, 998935793, 1997871586]

約数ペア:

[(1, 1997871586), (2, 998935793), (17, 117521858), (23, 86863982), (34, 58760929), (46, 43431991), (83, 24070742), (166, 12035371), (391, 5109646), (782, 2554823), (1411, 1415926), (1909, 1046554), (2822, 707963), (3818, 523277), (30781, 64906), (32453, 61562)]