20131329136

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{197}}^1\times {\mathrm{87491}}^1$

素因数の和:87769

約数の個数: 40

約数和(自身を含む): 39739916304

約数和(自身を除く): 19608587168

約数列:

[1, 2, 4, 8, 16, 73, 146, 197, 292, 394, 584, 788, 1168, 1576, 3152, 14381, 28762, 57524, 87491, 115048, 174982, 230096, 349964, 699928, 1399856, 6386843, 12773686, 17235727, 25547372, 34471454, 51094744, 68942908, 102189488, 137885816, 275771632, 1258208071, 2516416142, 5032832284, 10065664568, 20131329136]

約数ペア:

[(1, 20131329136), (2, 10065664568), (4, 5032832284), (8, 2516416142), (16, 1258208071), (73, 275771632), (146, 137885816), (197, 102189488), (292, 68942908), (394, 51094744), (584, 34471454), (788, 25547372), (1168, 17235727), (1576, 12773686), (3152, 6386843), (14381, 1399856), (28762, 699928), (57524, 349964), (87491, 230096), (115048, 174982)]