18715112

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{179953}}^1$

素因数の和:179972

約数の個数: 16

約数和(自身を含む): 37790340

約数和(自身を除く): 19075228

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 179953, 359906, 719812, 1439624, 2339389, 4678778, 9357556, 18715112]

約数ペア:

[(1, 18715112), (2, 9357556), (4, 4678778), (8, 2339389), (13, 1439624), (26, 719812), (52, 359906), (104, 179953)]