20187662409

素因数分解:

$3^2\times {\mathrm{157}}^1\times {\mathrm{547}}^1\times {\mathrm{26119}}^1$

素因数の和:26829

約数の個数: 24

約数和(自身を含む): 29400463040

約数和(自身を除く): 9212800631

約数列:

[1, 3, 9, 157, 471, 547, 1413, 1641, 4923, 26119, 78357, 85879, 235071, 257637, 772911, 4100683, 12302049, 14287093, 36906147, 42861279, 128583837, 2243073601, 6729220803, 20187662409]

約数ペア:

[(1, 20187662409), (3, 6729220803), (9, 2243073601), (157, 128583837), (471, 42861279), (547, 36906147), (1413, 14287093), (1641, 12302049), (4923, 4100683), (26119, 772911), (78357, 257637), (85879, 235071)]