19851910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1933}}^1$

素因数の和:2032

約数の個数: 32

約数和(自身を含む): 38989440

約数和(自身を除く): 19137530

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 1933, 2054, 3866, 5135, 9665, 10270, 19330, 25129, 50258, 125645, 152707, 251290, 305414, 763535, 1527070, 1985191, 3970382, 9925955, 19851910]

約数ペア:

[(1, 19851910), (2, 9925955), (5, 3970382), (10, 1985191), (13, 1527070), (26, 763535), (65, 305414), (79, 251290), (130, 152707), (158, 125645), (395, 50258), (790, 25129), (1027, 19330), (1933, 10270), (2054, 9665), (3866, 5135)]