4720664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2389}}^1$

素因数の和:2427

約数の個数: 32

約数和(自身を含む): 10038000

約数和(自身を除く): 5317336

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 2389, 4778, 9556, 19112, 31057, 45391, 62114, 90782, 124228, 181564, 248456, 363128, 590083, 1180166, 2360332, 4720664]

約数ペア:

[(1, 4720664), (2, 2360332), (4, 1180166), (8, 590083), (13, 363128), (19, 248456), (26, 181564), (38, 124228), (52, 90782), (76, 62114), (104, 45391), (152, 31057), (247, 19112), (494, 9556), (988, 4778), (1976, 2389)]