818719664

素因数分解:

$2^4\times 7^1\times {\mathrm{1871}}^1\times {\mathrm{3907}}^1$

素因数の和:5793

約数の個数: 40

約数和(自身を含む): 1814312448

約数和(自身を除く): 995592784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1871, 3742, 3907, 7484, 7814, 13097, 14968, 15628, 26194, 27349, 29936, 31256, 52388, 54698, 62512, 104776, 109396, 209552, 218792, 437584, 7309997, 14619994, 29239988, 51169979, 58479976, 102339958, 116959952, 204679916, 409359832, 818719664]

約数ペア:

[(1, 818719664), (2, 409359832), (4, 204679916), (7, 116959952), (8, 102339958), (14, 58479976), (16, 51169979), (28, 29239988), (56, 14619994), (112, 7309997), (1871, 437584), (3742, 218792), (3907, 209552), (7484, 109396), (7814, 104776), (13097, 62512), (14968, 54698), (15628, 52388), (26194, 31256), (27349, 29936)]