17919832

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4507}}^1$

素因数の和:4591

約数の個数: 32

約数和(自身を含む): 38949120

約数和(自身を除く): 21029288

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 4507, 9014, 18028, 31549, 36056, 63098, 126196, 252392, 319997, 639994, 1279988, 2239979, 2559976, 4479958, 8959916, 17919832]

約数ペア:

[(1, 17919832), (2, 8959916), (4, 4479958), (7, 2559976), (8, 2239979), (14, 1279988), (28, 639994), (56, 319997), (71, 252392), (142, 126196), (284, 63098), (497, 36056), (568, 31549), (994, 18028), (1988, 9014), (3976, 4507)]