1903669185

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{20939}}^1$

素因数の和:21006

約数の個数: 64

約数和(自身を含む): 3618432000

約数和(自身を除く): 1714762815

約数列:

[1, 3, 5, 11, 15, 19, 29, 33, 55, 57, 87, 95, 145, 165, 209, 285, 319, 435, 551, 627, 957, 1045, 1595, 1653, 2755, 3135, 4785, 6061, 8265, 18183, 20939, 30305, 62817, 90915, 104695, 230329, 314085, 397841, 607231, 690987, 1151645, 1193523, 1821693, 1989205, 3036155, 3454935, 4376251, 5967615, 6679541, 9108465, 11537389, 13128753, 20038623, 21881255, 33397705, 34612167, 57686945, 65643765, 100193115, 126911279, 173060835, 380733837, 634556395, 1903669185]

約数ペア:

[(1, 1903669185), (3, 634556395), (5, 380733837), (11, 173060835), (15, 126911279), (19, 100193115), (29, 65643765), (33, 57686945), (55, 34612167), (57, 33397705), (87, 21881255), (95, 20038623), (145, 13128753), (165, 11537389), (209, 9108465), (285, 6679541), (319, 5967615), (435, 4376251), (551, 3454935), (627, 3036155), (957, 1989205), (1045, 1821693), (1595, 1193523), (1653, 1151645), (2755, 690987), (3135, 607231), (4785, 397841), (6061, 314085), (8265, 230329), (18183, 104695), (20939, 90915), (30305, 62817)]