20194309065

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1\times {\mathrm{20921}}^1$

素因数の和:21282

約数の個数: 64

約数和(自身を含む): 38322408960

約数和(自身を除く): 18128099895

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 317, 435, 609, 951, 1015, 1585, 2219, 3045, 4755, 6657, 9193, 11095, 20921, 27579, 33285, 45965, 62763, 64351, 104605, 137895, 146447, 193053, 313815, 321755, 439341, 606709, 732235, 965265, 1820127, 2196705, 3033545, 4246963, 6631957, 9100635, 12740889, 19895871, 21234815, 33159785, 46423699, 63704445, 99479355, 139271097, 192326753, 232118495, 576980259, 696355485, 961633765, 1346287271, 2884901295, 4038861813, 6731436355, 20194309065]

約数ペア:

[(1, 20194309065), (3, 6731436355), (5, 4038861813), (7, 2884901295), (15, 1346287271), (21, 961633765), (29, 696355485), (35, 576980259), (87, 232118495), (105, 192326753), (145, 139271097), (203, 99479355), (317, 63704445), (435, 46423699), (609, 33159785), (951, 21234815), (1015, 19895871), (1585, 12740889), (2219, 9100635), (3045, 6631957), (4755, 4246963), (6657, 3033545), (9193, 2196705), (11095, 1820127), (20921, 965265), (27579, 732235), (33285, 606709), (45965, 439341), (62763, 321755), (64351, 313815), (104605, 193053), (137895, 146447)]