20197035184

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{40719829}}^1$

素因数の和:40719868

約数の個数: 20

約数和(自身を含む): 40394071360

約数和(自身を除く): 20197036176

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 40719829, 81439658, 162879316, 325758632, 651517264, 1262314699, 2524629398, 5049258796, 10098517592, 20197035184]

約数ペア:

[(1, 20197035184), (2, 10098517592), (4, 5049258796), (8, 2524629398), (16, 1262314699), (31, 651517264), (62, 325758632), (124, 162879316), (248, 81439658), (496, 40719829)]