19028350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1193}}^1$

素因数の和:1245

約数の個数: 48

約数和(自身を含む): 39975120

約数和(自身を除く): 20946770

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 50, 55, 58, 110, 145, 275, 290, 319, 550, 638, 725, 1193, 1450, 1595, 2386, 3190, 5965, 7975, 11930, 13123, 15950, 26246, 29825, 34597, 59650, 65615, 69194, 131230, 172985, 328075, 345970, 380567, 656150, 761134, 864925, 1729850, 1902835, 3805670, 9514175, 19028350]

約数ペア:

[(1, 19028350), (2, 9514175), (5, 3805670), (10, 1902835), (11, 1729850), (22, 864925), (25, 761134), (29, 656150), (50, 380567), (55, 345970), (58, 328075), (110, 172985), (145, 131230), (275, 69194), (290, 65615), (319, 59650), (550, 34597), (638, 29825), (725, 26246), (1193, 15950), (1450, 13123), (1595, 11930), (2386, 7975), (3190, 5965)]