205938986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:519

約数の個数: 64

約数和(自身を含む): 381697920

約数和(自身を除く): 175758934

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 73, 146, 187, 209, 323, 374, 397, 418, 646, 794, 803, 1241, 1387, 1606, 2482, 2774, 3553, 4367, 6749, 7106, 7543, 8734, 13498, 13651, 15086, 15257, 23579, 27302, 28981, 30514, 47158, 57962, 74239, 82973, 128231, 148478, 165946, 256462, 259369, 318791, 492677, 518738, 550639, 637582, 985354, 1101278, 1410541, 2821082, 5419447, 6057029, 9360863, 10838894, 12114058, 18721726, 102969493, 205938986]

約数ペア:

[(1, 205938986), (2, 102969493), (11, 18721726), (17, 12114058), (19, 10838894), (22, 9360863), (34, 6057029), (38, 5419447), (73, 2821082), (146, 1410541), (187, 1101278), (209, 985354), (323, 637582), (374, 550639), (397, 518738), (418, 492677), (646, 318791), (794, 259369), (803, 256462), (1241, 165946), (1387, 148478), (1606, 128231), (2482, 82973), (2774, 74239), (3553, 57962), (4367, 47158), (6749, 30514), (7106, 28981), (7543, 27302), (8734, 23579), (13498, 15257), (13651, 15086)]