2017587992

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1\times {\mathrm{1223}}^1$

素因数の和:1656

約数の個数: 64

約数和(自身を含む): 4388774400

約数和(自身を除く): 2371186408

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 331, 356, 623, 662, 712, 1223, 1246, 1324, 2317, 2446, 2492, 2648, 4634, 4892, 4984, 8561, 9268, 9784, 17122, 18536, 29459, 34244, 58918, 68488, 108847, 117836, 206213, 217694, 235672, 404813, 412426, 435388, 761929, 809626, 824852, 870776, 1523858, 1619252, 1649704, 2833691, 3047716, 3238504, 5667382, 6095432, 11334764, 22669528, 36028357, 72056714, 144113428, 252198499, 288226856, 504396998, 1008793996, 2017587992]

約数ペア:

[(1, 2017587992), (2, 1008793996), (4, 504396998), (7, 288226856), (8, 252198499), (14, 144113428), (28, 72056714), (56, 36028357), (89, 22669528), (178, 11334764), (331, 6095432), (356, 5667382), (623, 3238504), (662, 3047716), (712, 2833691), (1223, 1649704), (1246, 1619252), (1324, 1523858), (2317, 870776), (2446, 824852), (2492, 809626), (2648, 761929), (4634, 435388), (4892, 412426), (4984, 404813), (8561, 235672), (9268, 217694), (9784, 206213), (17122, 117836), (18536, 108847), (29459, 68488), (34244, 58918)]