988974584

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{21179}}^1$

素因数の和:21647

約数の個数: 32

約数和(自身を含む): 2001510000

約数和(自身を除く): 1012535416

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 449, 898, 1796, 3592, 5837, 11674, 21179, 23348, 42358, 46696, 84716, 169432, 275327, 550654, 1101308, 2202616, 9509371, 19018742, 38037484, 76074968, 123621823, 247243646, 494487292, 988974584]

約数ペア:

[(1, 988974584), (2, 494487292), (4, 247243646), (8, 123621823), (13, 76074968), (26, 38037484), (52, 19018742), (104, 9509371), (449, 2202616), (898, 1101308), (1796, 550654), (3592, 275327), (5837, 169432), (11674, 84716), (21179, 46696), (23348, 42358)]