18444011660

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{370213}}^1$

素因数の和:370322

約数の個数: 48

約数和(自身を含む): 40302976896

約数和(自身を除く): 21858965236

約数列:

[1, 2, 4, 5, 10, 20, 47, 53, 94, 106, 188, 212, 235, 265, 470, 530, 940, 1060, 2491, 4982, 9964, 12455, 24910, 49820, 370213, 740426, 1480852, 1851065, 3702130, 7404260, 17400011, 19621289, 34800022, 39242578, 69600044, 78485156, 87000055, 98106445, 174000110, 196212890, 348000220, 392425780, 922200583, 1844401166, 3688802332, 4611002915, 9222005830, 18444011660]

約数ペア:

[(1, 18444011660), (2, 9222005830), (4, 4611002915), (5, 3688802332), (10, 1844401166), (20, 922200583), (47, 392425780), (53, 348000220), (94, 196212890), (106, 174000110), (188, 98106445), (212, 87000055), (235, 78485156), (265, 69600044), (470, 39242578), (530, 34800022), (940, 19621289), (1060, 17400011), (2491, 7404260), (4982, 3702130), (9964, 1851065), (12455, 1480852), (24910, 740426), (49820, 370213)]