20052578

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{461}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 17203102

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 239, 461, 478, 922, 1673, 3107, 3227, 3346, 5993, 6214, 6454, 11986, 21749, 41951, 43498, 83902, 110179, 220358, 771253, 1432327, 1542506, 2864654, 10026289, 20052578]

約数ペア:

[(1, 20052578), (2, 10026289), (7, 2864654), (13, 1542506), (14, 1432327), (26, 771253), (91, 220358), (182, 110179), (239, 83902), (461, 43498), (478, 41951), (922, 21749), (1673, 11986), (3107, 6454), (3227, 6214), (3346, 5993)]