20110333912

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{28559}}^1$

素因数の和:28720

約数の個数: 64

約数和(自身を含む): 40715136000

約数和(自身を除く): 20604802088

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 89, 92, 172, 178, 184, 344, 356, 712, 989, 1978, 2047, 3827, 3956, 4094, 7654, 7912, 8188, 15308, 16376, 28559, 30616, 57118, 88021, 114236, 176042, 228472, 352084, 656857, 704168, 1228037, 1313714, 2456074, 2541751, 2627428, 4912148, 5083502, 5254856, 9824296, 10167004, 20334008, 28244851, 56489702, 58460273, 109295293, 112979404, 116920546, 218590586, 225958808, 233841092, 437181172, 467682184, 874362344, 2513791739, 5027583478, 10055166956, 20110333912]

約数ペア:

[(1, 20110333912), (2, 10055166956), (4, 5027583478), (8, 2513791739), (23, 874362344), (43, 467682184), (46, 437181172), (86, 233841092), (89, 225958808), (92, 218590586), (172, 116920546), (178, 112979404), (184, 109295293), (344, 58460273), (356, 56489702), (712, 28244851), (989, 20334008), (1978, 10167004), (2047, 9824296), (3827, 5254856), (3956, 5083502), (4094, 4912148), (7654, 2627428), (7912, 2541751), (8188, 2456074), (15308, 1313714), (16376, 1228037), (28559, 704168), (30616, 656857), (57118, 352084), (88021, 228472), (114236, 176042)]