20121520288

素因数分解:

$2^5\times {\mathrm{9181}}^1\times {\mathrm{68489}}^1$

素因数の和:77680

約数の個数: 24

約数和(自身を含む): 39619136340

約数和(自身を除く): 19497616052

約数列:

[1, 2, 4, 8, 16, 32, 9181, 18362, 36724, 68489, 73448, 136978, 146896, 273956, 293792, 547912, 1095824, 2191648, 628797509, 1257595018, 2515190036, 5030380072, 10060760144, 20121520288]

約数ペア:

[(1, 20121520288), (2, 10060760144), (4, 5030380072), (8, 2515190036), (16, 1257595018), (32, 628797509), (9181, 2191648), (18362, 1095824), (36724, 547912), (68489, 293792), (73448, 273956), (136978, 146896)]