19367650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:116

約数の個数: 72

約数和(自身を含む): 40393620

約数和(自身を除く): 21025970

約数列:

[1, 2, 5, 10, 19, 25, 29, 37, 38, 50, 58, 74, 95, 145, 185, 190, 290, 361, 370, 475, 551, 703, 722, 725, 925, 950, 1073, 1102, 1406, 1450, 1805, 1850, 2146, 2755, 3515, 3610, 5365, 5510, 7030, 9025, 10469, 10730, 13357, 13775, 17575, 18050, 20387, 20938, 26714, 26825, 27550, 35150, 40774, 52345, 53650, 66785, 101935, 104690, 133570, 203870, 261725, 333925, 387353, 509675, 523450, 667850, 774706, 1019350, 1936765, 3873530, 9683825, 19367650]

約数ペア:

[(1, 19367650), (2, 9683825), (5, 3873530), (10, 1936765), (19, 1019350), (25, 774706), (29, 667850), (37, 523450), (38, 509675), (50, 387353), (58, 333925), (74, 261725), (95, 203870), (145, 133570), (185, 104690), (190, 101935), (290, 66785), (361, 53650), (370, 52345), (475, 40774), (551, 35150), (703, 27550), (722, 26825), (725, 26714), (925, 20938), (950, 20387), (1073, 18050), (1102, 17575), (1406, 13775), (1450, 13357), (1805, 10730), (1850, 10469), (2146, 9025), (2755, 7030), (3515, 5510), (3610, 5365)]