20161908728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6684983}}^1$

素因数の和:6685031

約数の個数: 32

約数和(自身を含む): 42115399200

約数和(自身を除く): 21953490472

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 754, 1508, 3016, 6684983, 13369966, 26739932, 53479864, 86904779, 173809558, 193864507, 347619116, 387729014, 695238232, 775458028, 1550916056, 2520238591, 5040477182, 10080954364, 20161908728]

約数ペア:

[(1, 20161908728), (2, 10080954364), (4, 5040477182), (8, 2520238591), (13, 1550916056), (26, 775458028), (29, 695238232), (52, 387729014), (58, 347619116), (104, 193864507), (116, 173809558), (232, 86904779), (377, 53479864), (754, 26739932), (1508, 13369966), (3016, 6684983)]