20735208

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{22153}}^1$

素因数の和:22178

約数の個数: 48

約数和(自身を含む): 60480420

約数和(自身を除く): 39745212

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 22153, 44306, 66459, 88612, 132918, 177224, 199377, 265836, 287989, 398754, 531672, 575978, 797508, 863967, 1151956, 1595016, 1727934, 2303912, 2591901, 3455868, 5183802, 6911736, 10367604, 20735208]

約数ペア:

[(1, 20735208), (2, 10367604), (3, 6911736), (4, 5183802), (6, 3455868), (8, 2591901), (9, 2303912), (12, 1727934), (13, 1595016), (18, 1151956), (24, 863967), (26, 797508), (36, 575978), (39, 531672), (52, 398754), (72, 287989), (78, 265836), (104, 199377), (117, 177224), (156, 132918), (234, 88612), (312, 66459), (468, 44306), (936, 22153)]