208787852

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{18503}}^1$

素因数の和:18558

約数の個数: 48

約数和(自身を含む): 464228352

約数和(自身を除く): 255440500

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 18503, 37006, 74012, 129521, 240539, 259042, 481078, 518084, 573593, 962156, 1147186, 1683773, 2294372, 3367546, 4015151, 6735092, 7456709, 8030302, 14913418, 16060604, 29826836, 52196963, 104393926, 208787852]

約数ペア:

[(1, 208787852), (2, 104393926), (4, 52196963), (7, 29826836), (13, 16060604), (14, 14913418), (26, 8030302), (28, 7456709), (31, 6735092), (52, 4015151), (62, 3367546), (91, 2294372), (124, 1683773), (182, 1147186), (217, 962156), (364, 573593), (403, 518084), (434, 481078), (806, 259042), (868, 240539), (1612, 129521), (2821, 74012), (5642, 37006), (11284, 18503)]