19659366944

素因数分解:

$2^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1438771}}^1$

素因数の和:1438849

約数の個数: 48

約数和(自身を含む): 44958747456

約数和(自身を除く): 25299380512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 112, 122, 224, 244, 427, 488, 854, 976, 1708, 1952, 3416, 6832, 13664, 1438771, 2877542, 5755084, 10071397, 11510168, 20142794, 23020336, 40285588, 46040672, 80571176, 87765031, 161142352, 175530062, 322284704, 351060124, 614355217, 702120248, 1228710434, 1404240496, 2457420868, 2808480992, 4914841736, 9829683472, 19659366944]

約数ペア:

[(1, 19659366944), (2, 9829683472), (4, 4914841736), (7, 2808480992), (8, 2457420868), (14, 1404240496), (16, 1228710434), (28, 702120248), (32, 614355217), (56, 351060124), (61, 322284704), (112, 175530062), (122, 161142352), (224, 87765031), (244, 80571176), (427, 46040672), (488, 40285588), (854, 23020336), (976, 20142794), (1708, 11510168), (1952, 10071397), (3416, 5755084), (6832, 2877542), (13664, 1438771)]