20218202392

素因数分解:

$2^3\times {\mathrm{461}}^1\times {\mathrm{487}}^1\times {\mathrm{11257}}^1$

素因数の和:12211

約数の個数: 32

約数和(自身を含む): 38072754720

約数和(自身を除く): 17854552328

約数列:

[1, 2, 4, 8, 461, 487, 922, 974, 1844, 1948, 3688, 3896, 11257, 22514, 45028, 90056, 224507, 449014, 898028, 1796056, 5189477, 5482159, 10378954, 10964318, 20757908, 21928636, 41515816, 43857272, 2527275299, 5054550598, 10109101196, 20218202392]

約数ペア:

[(1, 20218202392), (2, 10109101196), (4, 5054550598), (8, 2527275299), (461, 43857272), (487, 41515816), (922, 21928636), (974, 20757908), (1844, 10964318), (1948, 10378954), (3688, 5482159), (3896, 5189477), (11257, 1796056), (22514, 898028), (45028, 449014), (90056, 224507)]