18412016

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5303}}^1$

素因数の和:5349

約数の個数: 40

約数和(自身を含む): 42092544

約数和(自身を除く): 23680528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 5303, 10606, 21212, 37121, 42424, 74242, 84848, 148484, 164393, 296968, 328786, 593936, 657572, 1150751, 1315144, 2301502, 2630288, 4603004, 9206008, 18412016]

約数ペア:

[(1, 18412016), (2, 9206008), (4, 4603004), (7, 2630288), (8, 2301502), (14, 1315144), (16, 1150751), (28, 657572), (31, 593936), (56, 328786), (62, 296968), (112, 164393), (124, 148484), (217, 84848), (248, 74242), (434, 42424), (496, 37121), (868, 21212), (1736, 10606), (3472, 5303)]