1638337024

素因数分解:

$2^9\times {\mathrm{61}}^1\times {\mathrm{52457}}^1$

素因数の和:52536

約数の個数: 40

約数和(自身を含む): 3327201108

約数和(自身を除く): 1688864084

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 512, 976, 1952, 3904, 7808, 15616, 31232, 52457, 104914, 209828, 419656, 839312, 1678624, 3199877, 3357248, 6399754, 6714496, 12799508, 13428992, 25599016, 26857984, 51198032, 102396064, 204792128, 409584256, 819168512, 1638337024]

約数ペア:

[(1, 1638337024), (2, 819168512), (4, 409584256), (8, 204792128), (16, 102396064), (32, 51198032), (61, 26857984), (64, 25599016), (122, 13428992), (128, 12799508), (244, 6714496), (256, 6399754), (488, 3357248), (512, 3199877), (976, 1678624), (1952, 839312), (3904, 419656), (7808, 209828), (15616, 104914), (31232, 52457)]