19621030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13721}}^1$

素因数の和:13752

約数の個数: 32

約数和(自身を含む): 41495328

約数和(自身を除く): 21874298

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 13721, 27442, 68605, 137210, 150931, 178373, 301862, 356746, 754655, 891865, 1509310, 1783730, 1962103, 3924206, 9810515, 19621030]

約数ペア:

[(1, 19621030), (2, 9810515), (5, 3924206), (10, 1962103), (11, 1783730), (13, 1509310), (22, 891865), (26, 754655), (55, 356746), (65, 301862), (110, 178373), (130, 150931), (143, 137210), (286, 68605), (715, 27442), (1430, 13721)]