20591626

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 35228160

約数和(自身を除く): 14636534

約数列:

[1, 2, 11, 22, 31, 62, 109, 218, 277, 341, 554, 682, 1199, 2398, 3047, 3379, 6094, 6758, 8587, 17174, 30193, 37169, 60386, 74338, 94457, 188914, 332123, 664246, 935983, 1871966, 10295813, 20591626]

約数ペア:

[(1, 20591626), (2, 10295813), (11, 1871966), (22, 935983), (31, 664246), (62, 332123), (109, 188914), (218, 94457), (277, 74338), (341, 60386), (554, 37169), (682, 30193), (1199, 17174), (2398, 8587), (3047, 6758), (3379, 6094)]