20173089854

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{461}}^1\times {\mathrm{3943}}^1$

素因数の和:4616

約数の個数: 32

約数和(自身を含む): 31486371840

約数和(自身を除く): 11313281986

約数列:

[1, 2, 31, 62, 179, 358, 461, 922, 3943, 5549, 7886, 11098, 14291, 28582, 82519, 122233, 165038, 244466, 705797, 1411594, 1817723, 2558089, 3635446, 5116178, 21879707, 43759414, 56349413, 112698826, 325372417, 650744834, 10086544927, 20173089854]

約数ペア:

[(1, 20173089854), (2, 10086544927), (31, 650744834), (62, 325372417), (179, 112698826), (358, 56349413), (461, 43759414), (922, 21879707), (3943, 5116178), (5549, 3635446), (7886, 2558089), (11098, 1817723), (14291, 1411594), (28582, 705797), (82519, 244466), (122233, 165038)]