22781864

素因数分解:

$2^3\times 7^2\times {\mathrm{89}}^1\times {\mathrm{653}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 50325300

約数和(自身を除く): 27543436

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 89, 98, 178, 196, 356, 392, 623, 653, 712, 1246, 1306, 2492, 2612, 4361, 4571, 4984, 5224, 8722, 9142, 17444, 18284, 31997, 34888, 36568, 58117, 63994, 116234, 127988, 232468, 255976, 406819, 464936, 813638, 1627276, 2847733, 3254552, 5695466, 11390932, 22781864]

約数ペア:

[(1, 22781864), (2, 11390932), (4, 5695466), (7, 3254552), (8, 2847733), (14, 1627276), (28, 813638), (49, 464936), (56, 406819), (89, 255976), (98, 232468), (178, 127988), (196, 116234), (356, 63994), (392, 58117), (623, 36568), (653, 34888), (712, 31997), (1246, 18284), (1306, 17444), (2492, 9142), (2612, 8722), (4361, 5224), (4571, 4984)]