15812890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{487}}^1$

素因数の和:702

約数の個数: 32

約数和(自身を含む): 30357504

約数和(自身を除く): 14544614

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 191, 382, 487, 955, 974, 1910, 2435, 3247, 4870, 6494, 8279, 16235, 16558, 32470, 41395, 82790, 93017, 186034, 465085, 930170, 1581289, 3162578, 7906445, 15812890]

約数ペア:

[(1, 15812890), (2, 7906445), (5, 3162578), (10, 1581289), (17, 930170), (34, 465085), (85, 186034), (170, 93017), (191, 82790), (382, 41395), (487, 32470), (955, 16558), (974, 16235), (1910, 8279), (2435, 6494), (3247, 4870)]