20194609365

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{1017617}}^1$

素因数の和:1017648

約数の個数: 60

約数和(自身を含む): 42111068076

約数和(自身を除く): 21916458711

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 245, 315, 405, 441, 567, 735, 945, 1323, 2205, 2835, 3969, 6615, 19845, 1017617, 3052851, 5088085, 7123319, 9158553, 15264255, 21369957, 27475659, 35616595, 45792765, 49863233, 64109871, 82426977, 106849785, 137378295, 149589699, 192329613, 249316165, 320549355, 412134885, 448769097, 576988839, 747948495, 961648065, 1346307291, 2243845485, 2884944195, 4038921873, 6731536455, 20194609365]

約数ペア:

[(1, 20194609365), (3, 6731536455), (5, 4038921873), (7, 2884944195), (9, 2243845485), (15, 1346307291), (21, 961648065), (27, 747948495), (35, 576988839), (45, 448769097), (49, 412134885), (63, 320549355), (81, 249316165), (105, 192329613), (135, 149589699), (147, 137378295), (189, 106849785), (245, 82426977), (315, 64109871), (405, 49863233), (441, 45792765), (567, 35616595), (735, 27475659), (945, 21369957), (1323, 15264255), (2205, 9158553), (2835, 7123319), (3969, 5088085), (6615, 3052851), (19845, 1017617)]