20123585576

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{300137}}^1$

素因数の和:300206

約数の個数: 48

約数和(自身を含む): 41464064700

約数和(自身を除く): 21340479124

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 116, 136, 232, 289, 493, 578, 986, 1156, 1972, 2312, 3944, 8381, 16762, 33524, 67048, 300137, 600274, 1200548, 2401096, 5102329, 8703973, 10204658, 17407946, 20409316, 34815892, 40818632, 69631784, 86739593, 147967541, 173479186, 295935082, 346958372, 591870164, 693916744, 1183740328, 2515448197, 5030896394, 10061792788, 20123585576]

約数ペア:

[(1, 20123585576), (2, 10061792788), (4, 5030896394), (8, 2515448197), (17, 1183740328), (29, 693916744), (34, 591870164), (58, 346958372), (68, 295935082), (116, 173479186), (136, 147967541), (232, 86739593), (289, 69631784), (493, 40818632), (578, 34815892), (986, 20409316), (1156, 17407946), (1972, 10204658), (2312, 8703973), (3944, 5102329), (8381, 2401096), (16762, 1200548), (33524, 600274), (67048, 300137)]