12951072016

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{673}}^1\times {\mathrm{19717}}^1$

素因数の和:20459

約数の個数: 40

約数和(自身を含む): 25543249304

約数和(自身を除く): 12592177288

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 673, 976, 1346, 2692, 5384, 10768, 19717, 39434, 41053, 78868, 82106, 157736, 164212, 315472, 328424, 656848, 1202737, 2405474, 4810948, 9621896, 13269541, 19243792, 26539082, 53078164, 106156328, 212312656, 809442001, 1618884002, 3237768004, 6475536008, 12951072016]

約数ペア:

[(1, 12951072016), (2, 6475536008), (4, 3237768004), (8, 1618884002), (16, 809442001), (61, 212312656), (122, 106156328), (244, 53078164), (488, 26539082), (673, 19243792), (976, 13269541), (1346, 9621896), (2692, 4810948), (5384, 2405474), (10768, 1202737), (19717, 656848), (39434, 328424), (41053, 315472), (78868, 164212), (82106, 157736)]