19298643

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{317}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 31911936

約数和(自身を除く): 12613293

約数列:

[1, 3, 7, 13, 21, 39, 91, 223, 273, 317, 669, 951, 1561, 2219, 2899, 4121, 4683, 6657, 8697, 12363, 20293, 28847, 60879, 70691, 86541, 212073, 494837, 918983, 1484511, 2756949, 6432881, 19298643]

約数ペア:

[(1, 19298643), (3, 6432881), (7, 2756949), (13, 1484511), (21, 918983), (39, 494837), (91, 212073), (223, 86541), (273, 70691), (317, 60879), (669, 28847), (951, 20293), (1561, 12363), (2219, 8697), (2899, 6657), (4121, 4683)]