208543696

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{22129}}^1$

素因数の和:22187

約数の個数: 40

約数和(自身を含む): 439059200

約数和(自身を除く): 230515504

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 22129, 44258, 88516, 177032, 354064, 420451, 685999, 840902, 1371998, 1681804, 2743996, 3363608, 5487992, 6727216, 10975984, 13033981, 26067962, 52135924, 104271848, 208543696]

約数ペア:

[(1, 208543696), (2, 104271848), (4, 52135924), (8, 26067962), (16, 13033981), (19, 10975984), (31, 6727216), (38, 5487992), (62, 3363608), (76, 2743996), (124, 1681804), (152, 1371998), (248, 840902), (304, 685999), (496, 420451), (589, 354064), (1178, 177032), (2356, 88516), (4712, 44258), (9424, 22129)]