20161351928

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{313727}}^1$

素因数の和:314039

約数の個数: 32

約数和(自身を含む): 39247372800

約数和(自身を除く): 19086020872

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 277, 554, 1108, 2216, 8033, 16066, 32132, 64264, 313727, 627454, 1254908, 2509816, 9098083, 18196166, 36392332, 72784664, 86902379, 173804758, 347609516, 695219032, 2520168991, 5040337982, 10080675964, 20161351928]

約数ペア:

[(1, 20161351928), (2, 10080675964), (4, 5040337982), (8, 2520168991), (29, 695219032), (58, 347609516), (116, 173804758), (232, 86902379), (277, 72784664), (554, 36392332), (1108, 18196166), (2216, 9098083), (8033, 2509816), (16066, 1254908), (32132, 627454), (64264, 313727)]