20191132

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{4003}}^1$

素因数の和:4117

約数の個数: 24

約数和(自身を含む): 38454416

約数和(自身を除く): 18263284

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 4003, 5044, 8006, 16012, 52039, 104078, 208156, 388291, 776582, 1553164, 5047783, 10095566, 20191132]

約数ペア:

[(1, 20191132), (2, 10095566), (4, 5047783), (13, 1553164), (26, 776582), (52, 388291), (97, 208156), (194, 104078), (388, 52039), (1261, 16012), (2522, 8006), (4003, 5044)]