20815469696

素因数分解:

$2^7\times 7^2\times {\mathrm{3318793}}^1$

素因数の和:3318821

約数の個数: 48

約数和(自身を含む): 48238670790

約数和(自身を除く): 27423201094

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3136, 6272, 3318793, 6637586, 13275172, 23231551, 26550344, 46463102, 53100688, 92926204, 106201376, 162620857, 185852408, 212402752, 325241714, 371704816, 424805504, 650483428, 743409632, 1300966856, 1486819264, 2601933712, 2973638528, 5203867424, 10407734848, 20815469696]

約数ペア:

[(1, 20815469696), (2, 10407734848), (4, 5203867424), (7, 2973638528), (8, 2601933712), (14, 1486819264), (16, 1300966856), (28, 743409632), (32, 650483428), (49, 424805504), (56, 371704816), (64, 325241714), (98, 212402752), (112, 185852408), (128, 162620857), (196, 106201376), (224, 92926204), (392, 53100688), (448, 46463102), (784, 26550344), (896, 23231551), (1568, 13275172), (3136, 6637586), (6272, 3318793)]