215882512

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{435247}}^1$

素因数の和:435286

約数の個数: 20

約数和(自身を含む): 431766016

約数和(自身を除く): 215883504

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 435247, 870494, 1740988, 3481976, 6963952, 13492657, 26985314, 53970628, 107941256, 215882512]

約数ペア:

[(1, 215882512), (2, 107941256), (4, 53970628), (8, 26985314), (16, 13492657), (31, 6963952), (62, 3481976), (124, 1740988), (248, 870494), (496, 435247)]