12649984

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{797}}^1$

素因数の和:846

約数の個数: 40

約数和(自身を含む): 26123328

約数和(自身を除く): 13473344

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 797, 992, 1594, 1984, 3188, 3968, 6376, 7936, 12752, 15872, 24707, 25504, 49414, 51008, 98828, 102016, 197656, 204032, 395312, 408064, 790624, 1581248, 3162496, 6324992, 12649984]

約数ペア:

[(1, 12649984), (2, 6324992), (4, 3162496), (8, 1581248), (16, 790624), (31, 408064), (32, 395312), (62, 204032), (64, 197656), (124, 102016), (128, 98828), (248, 51008), (256, 49414), (496, 25504), (512, 24707), (797, 15872), (992, 12752), (1594, 7936), (1984, 6376), (3188, 3968)]