20228934369

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1\times {\mathrm{67651}}^1$

素因数の和:68181

約数の個数: 32

約数和(自身を含む): 31953392640

約数和(自身を除く): 11724458271

約数列:

[1, 3, 7, 21, 29, 87, 203, 491, 609, 1473, 3437, 10311, 14239, 42717, 67651, 99673, 202953, 299019, 473557, 1420671, 1961879, 5885637, 13733153, 33216641, 41199459, 99649923, 232516487, 697549461, 963282589, 2889847767, 6742978123, 20228934369]

約数ペア:

[(1, 20228934369), (3, 6742978123), (7, 2889847767), (21, 963282589), (29, 697549461), (87, 232516487), (203, 99649923), (491, 41199459), (609, 33216641), (1473, 13733153), (3437, 5885637), (10311, 1961879), (14239, 1420671), (42717, 473557), (67651, 299019), (99673, 202953)]