20120158332

素因数分解:

$2^2\times 3^2\times {\mathrm{659}}^1\times {\mathrm{821}}^1\times {\mathrm{1033}}^1$

素因数の和:2523

約数の個数: 72

約数和(自身を含む): 51047876880

約数和(自身を除く): 30927718548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 659, 821, 1033, 1318, 1642, 1977, 2066, 2463, 2636, 3099, 3284, 3954, 4132, 4926, 5931, 6198, 7389, 7908, 9297, 9852, 11862, 12396, 14778, 18594, 23724, 29556, 37188, 541039, 680747, 848093, 1082078, 1361494, 1623117, 1696186, 2042241, 2164156, 2544279, 2722988, 3246234, 3392372, 4084482, 4869351, 5088558, 6126723, 6492468, 7632837, 8168964, 9738702, 10177116, 12253446, 15265674, 19477404, 24506892, 30531348, 558893287, 1117786574, 1676679861, 2235573148, 3353359722, 5030039583, 6706719444, 10060079166, 20120158332]

約数ペア:

[(1, 20120158332), (2, 10060079166), (3, 6706719444), (4, 5030039583), (6, 3353359722), (9, 2235573148), (12, 1676679861), (18, 1117786574), (36, 558893287), (659, 30531348), (821, 24506892), (1033, 19477404), (1318, 15265674), (1642, 12253446), (1977, 10177116), (2066, 9738702), (2463, 8168964), (2636, 7632837), (3099, 6492468), (3284, 6126723), (3954, 5088558), (4132, 4869351), (4926, 4084482), (5931, 3392372), (6198, 3246234), (7389, 2722988), (7908, 2544279), (9297, 2164156), (9852, 2042241), (11862, 1696186), (12396, 1623117), (14778, 1361494), (18594, 1082078), (23724, 848093), (29556, 680747), (37188, 541039)]