38881976

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:364

約数の個数: 64

約数和(自身を含む): 86887680

約数和(自身を除く): 48005704

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 67, 86, 134, 172, 241, 268, 301, 344, 469, 482, 536, 602, 938, 964, 1204, 1687, 1876, 1928, 2408, 2881, 3374, 3752, 5762, 6748, 10363, 11524, 13496, 16147, 20167, 20726, 23048, 32294, 40334, 41452, 64588, 72541, 80668, 82904, 113029, 129176, 145082, 161336, 226058, 290164, 452116, 580328, 694321, 904232, 1388642, 2777284, 4860247, 5554568, 9720494, 19440988, 38881976]

約数ペア:

[(1, 38881976), (2, 19440988), (4, 9720494), (7, 5554568), (8, 4860247), (14, 2777284), (28, 1388642), (43, 904232), (56, 694321), (67, 580328), (86, 452116), (134, 290164), (172, 226058), (241, 161336), (268, 145082), (301, 129176), (344, 113029), (469, 82904), (482, 80668), (536, 72541), (602, 64588), (938, 41452), (964, 40334), (1204, 32294), (1687, 23048), (1876, 20726), (1928, 20167), (2408, 16147), (2881, 13496), (3374, 11524), (3752, 10363), (5762, 6748)]