204553636

素因数分解:

$2^2\times 7^2\times {\mathrm{487}}^1\times {\mathrm{2143}}^1$

素因数の和:2648

約数の個数: 36

約数和(自身を含む): 417462528

約数和(自身を除く): 212908892

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 487, 974, 1948, 2143, 3409, 4286, 6818, 8572, 13636, 15001, 23863, 30002, 47726, 60004, 95452, 105007, 210014, 420028, 1043641, 2087282, 4174564, 7305487, 14610974, 29221948, 51138409, 102276818, 204553636]

約数ペア:

[(1, 204553636), (2, 102276818), (4, 51138409), (7, 29221948), (14, 14610974), (28, 7305487), (49, 4174564), (98, 2087282), (196, 1043641), (487, 420028), (974, 210014), (1948, 105007), (2143, 95452), (3409, 60004), (4286, 47726), (6818, 30002), (8572, 23863), (13636, 15001)]