20185581910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12109}}^1\times {\mathrm{12823}}^1$

素因数の和:24952

約数の個数: 32

約数和(自身を含む): 39135257280

約数和(自身を除く): 18949675370

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 12109, 12823, 24218, 25646, 60545, 64115, 121090, 128230, 157417, 166699, 314834, 333398, 787085, 833495, 1574170, 1666990, 155273707, 310547414, 776368535, 1552737070, 2018558191, 4037116382, 10092790955, 20185581910]

約数ペア:

[(1, 20185581910), (2, 10092790955), (5, 4037116382), (10, 2018558191), (13, 1552737070), (26, 776368535), (65, 310547414), (130, 155273707), (12109, 1666990), (12823, 1574170), (24218, 833495), (25646, 787085), (60545, 333398), (64115, 314834), (121090, 166699), (128230, 157417)]