20735261552

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{503}}^1\times {\mathrm{20287}}^1$

素因数の和:20925

約数の個数: 40

約数和(自身を含む): 40573403136

約数和(自身を除く): 19838141584

約数列:

[1, 2, 4, 8, 16, 127, 254, 503, 508, 1006, 1016, 2012, 2032, 4024, 8048, 20287, 40574, 63881, 81148, 127762, 162296, 255524, 324592, 511048, 1022096, 2576449, 5152898, 10204361, 10305796, 20408722, 20611592, 40817444, 41223184, 81634888, 163269776, 1295953847, 2591907694, 5183815388, 10367630776, 20735261552]

約数ペア:

[(1, 20735261552), (2, 10367630776), (4, 5183815388), (8, 2591907694), (16, 1295953847), (127, 163269776), (254, 81634888), (503, 41223184), (508, 40817444), (1006, 20611592), (1016, 20408722), (2012, 10305796), (2032, 10204361), (4024, 5152898), (8048, 2576449), (20287, 1022096), (40574, 511048), (63881, 324592), (81148, 255524), (127762, 162296)]