18553625248

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{649273}}^1$

素因数の和:649349

約数の個数: 48

約数和(自身を含む): 39268091520

約数和(自身を除く): 20714466272

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 76, 94, 152, 188, 304, 376, 608, 752, 893, 1504, 1786, 3572, 7144, 14288, 28576, 649273, 1298546, 2597092, 5194184, 10388368, 12336187, 20776736, 24672374, 30515831, 49344748, 61031662, 98689496, 122063324, 197378992, 244126648, 394757984, 488253296, 579800789, 976506592, 1159601578, 2319203156, 4638406312, 9276812624, 18553625248]

約数ペア:

[(1, 18553625248), (2, 9276812624), (4, 4638406312), (8, 2319203156), (16, 1159601578), (19, 976506592), (32, 579800789), (38, 488253296), (47, 394757984), (76, 244126648), (94, 197378992), (152, 122063324), (188, 98689496), (304, 61031662), (376, 49344748), (608, 30515831), (752, 24672374), (893, 20776736), (1504, 12336187), (1786, 10388368), (3572, 5194184), (7144, 2597092), (14288, 1298546), (28576, 649273)]