20698548

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{479}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 52308480

約数和(自身を除く): 31609932

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 277, 479, 554, 831, 958, 1108, 1437, 1662, 1916, 2874, 3324, 3601, 5748, 6227, 7202, 10803, 12454, 14404, 18681, 21606, 24908, 37362, 43212, 74724, 132683, 265366, 398049, 530732, 796098, 1592196, 1724879, 3449758, 5174637, 6899516, 10349274, 20698548]

約数ペア:

[(1, 20698548), (2, 10349274), (3, 6899516), (4, 5174637), (6, 3449758), (12, 1724879), (13, 1592196), (26, 796098), (39, 530732), (52, 398049), (78, 265366), (156, 132683), (277, 74724), (479, 43212), (554, 37362), (831, 24908), (958, 21606), (1108, 18681), (1437, 14404), (1662, 12454), (1916, 10803), (2874, 7202), (3324, 6227), (3601, 5748)]