20759505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3671}}^1$

素因数の和:3721

約数の個数: 32

約数和(自身を含む): 37013760

約数和(自身を除く): 16254255

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 195, 377, 435, 1131, 1885, 3671, 5655, 11013, 18355, 47723, 55065, 106459, 143169, 238615, 319377, 532295, 715845, 1383967, 1596885, 4151901, 6919835, 20759505]

約数ペア:

[(1, 20759505), (3, 6919835), (5, 4151901), (13, 1596885), (15, 1383967), (29, 715845), (39, 532295), (65, 319377), (87, 238615), (145, 143169), (195, 106459), (377, 55065), (435, 47723), (1131, 18355), (1885, 11013), (3671, 5655)]