19311450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4153}}^1$

素因数の和:4199

約数の個数: 48

約数和(自身を含む): 49449216

約数和(自身を除く): 30137766

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 150, 155, 186, 310, 465, 775, 930, 1550, 2325, 4153, 4650, 8306, 12459, 20765, 24918, 41530, 62295, 103825, 124590, 128743, 207650, 257486, 311475, 386229, 622950, 643715, 772458, 1287430, 1931145, 3218575, 3862290, 6437150, 9655725, 19311450]

約数ペア:

[(1, 19311450), (2, 9655725), (3, 6437150), (5, 3862290), (6, 3218575), (10, 1931145), (15, 1287430), (25, 772458), (30, 643715), (31, 622950), (50, 386229), (62, 311475), (75, 257486), (93, 207650), (150, 128743), (155, 124590), (186, 103825), (310, 62295), (465, 41530), (775, 24918), (930, 20765), (1550, 12459), (2325, 8306), (4153, 4650)]