19778975632

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3067459}}^1$

素因数の和:3067511

約数の個数: 40

約数和(自身を含む): 42600884480

約数和(自身を除く): 22821908848

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 3067459, 6134918, 12269836, 24539672, 39876967, 49079344, 79753934, 95091229, 159507868, 190182458, 319015736, 380364916, 638031472, 760729832, 1236185977, 1521459664, 2472371954, 4944743908, 9889487816, 19778975632]

約数ペア:

[(1, 19778975632), (2, 9889487816), (4, 4944743908), (8, 2472371954), (13, 1521459664), (16, 1236185977), (26, 760729832), (31, 638031472), (52, 380364916), (62, 319015736), (104, 190182458), (124, 159507868), (208, 95091229), (248, 79753934), (403, 49079344), (496, 39876967), (806, 24539672), (1612, 12269836), (3224, 6134918), (6448, 3067459)]