15742664

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1427}}^1$

素因数の和:1637

約数の個数: 32

約数和(自身を含む): 33929280

約数和(自身を除く): 18186616

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 394, 788, 1379, 1427, 1576, 2758, 2854, 5516, 5708, 9989, 11032, 11416, 19978, 39956, 79912, 281119, 562238, 1124476, 1967833, 2248952, 3935666, 7871332, 15742664]

約数ペア:

[(1, 15742664), (2, 7871332), (4, 3935666), (7, 2248952), (8, 1967833), (14, 1124476), (28, 562238), (56, 281119), (197, 79912), (394, 39956), (788, 19978), (1379, 11416), (1427, 11032), (1576, 9989), (2758, 5708), (2854, 5516)]