20145857552

素因数分解:

$2^4\times {\mathrm{571}}^1\times {\mathrm{2205107}}^1$

素因数の和:2205686

約数の個数: 20

約数和(自身を含む): 39100975056

約数和(自身を除く): 18955117504

約数列:

[1, 2, 4, 8, 16, 571, 1142, 2284, 4568, 9136, 2205107, 4410214, 8820428, 17640856, 35281712, 1259116097, 2518232194, 5036464388, 10072928776, 20145857552]

約数ペア:

[(1, 20145857552), (2, 10072928776), (4, 5036464388), (8, 2518232194), (16, 1259116097), (571, 35281712), (1142, 17640856), (2284, 8820428), (4568, 4410214), (9136, 2205107)]