20172066978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4157}}^1\times {\mathrm{3727}}^1$

素因数の和:7927

約数の個数: 64

約数和(自身を含む): 47619145728

約数和(自身を除く): 27447078750

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 651, 1302, 3727, 4157, 7454, 8314, 11181, 12471, 22362, 24942, 26089, 29099, 52178, 58198, 78267, 87297, 115537, 128867, 156534, 174594, 231074, 257734, 346611, 386601, 693222, 773202, 808759, 902069, 1617518, 1804138, 2426277, 2706207, 4852554, 5412414, 15493139, 30986278, 46479417, 92958834, 108451973, 216903946, 325355919, 480287309, 650711838, 960574618, 1440861927, 2881723854, 3362011163, 6724022326, 10086033489, 20172066978]

約数ペア:

[(1, 20172066978), (2, 10086033489), (3, 6724022326), (6, 3362011163), (7, 2881723854), (14, 1440861927), (21, 960574618), (31, 650711838), (42, 480287309), (62, 325355919), (93, 216903946), (186, 108451973), (217, 92958834), (434, 46479417), (651, 30986278), (1302, 15493139), (3727, 5412414), (4157, 4852554), (7454, 2706207), (8314, 2426277), (11181, 1804138), (12471, 1617518), (22362, 902069), (24942, 808759), (26089, 773202), (29099, 693222), (52178, 386601), (58198, 346611), (78267, 257734), (87297, 231074), (115537, 174594), (128867, 156534)]