20129642826

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{978973}}^1$

素因数の和:979150

約数の個数: 32

約数和(自身を含む): 42291676800

約数和(自身を除く): 22162033974

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 149, 298, 447, 894, 3427, 6854, 10281, 20562, 978973, 1957946, 2936919, 5873838, 22516379, 45032758, 67549137, 135098274, 145866977, 291733954, 437600931, 875201862, 3354940471, 6709880942, 10064821413, 20129642826]

約数ペア:

[(1, 20129642826), (2, 10064821413), (3, 6709880942), (6, 3354940471), (23, 875201862), (46, 437600931), (69, 291733954), (138, 145866977), (149, 135098274), (298, 67549137), (447, 45032758), (894, 22516379), (3427, 5873838), (6854, 2936919), (10281, 1957946), (20562, 978973)]