39874012672

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{5990687}}^1$

素因数の和:5990718

約数の個数: 40

約数和(自身を含む): 85798633536

約数和(自身を除く): 45924620864

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 5990687, 11981374, 23962748, 47925496, 77878931, 95850992, 155757862, 191701984, 311515724, 383403968, 623031448, 766807936, 1246062896, 1533615872, 2492125792, 3067231744, 4984251584, 9968503168, 19937006336, 39874012672]

約数ペア:

[(1, 39874012672), (2, 19937006336), (4, 9968503168), (8, 4984251584), (13, 3067231744), (16, 2492125792), (26, 1533615872), (32, 1246062896), (52, 766807936), (64, 623031448), (104, 383403968), (128, 311515724), (208, 191701984), (256, 155757862), (416, 95850992), (512, 77878931), (832, 47925496), (1664, 23962748), (3328, 11981374), (6656, 5990687)]