16047980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61723}}^1$

素因数の和:61745

約数の個数: 24

約数和(自身を含む): 36293712

約数和(自身を除く): 20245732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 61723, 123446, 246892, 308615, 617230, 802399, 1234460, 1604798, 3209596, 4011995, 8023990, 16047980]

約数ペア:

[(1, 16047980), (2, 8023990), (4, 4011995), (5, 3209596), (10, 1604798), (13, 1234460), (20, 802399), (26, 617230), (52, 308615), (65, 246892), (130, 123446), (260, 61723)]