20051520306

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1\times {\mathrm{13001}}^1$

素因数の和:13271

約数の個数: 64

約数和(自身を含む): 42987732480

約数和(自身を除く): 22936212174

約数列:

[1, 2, 3, 6, 19, 38, 57, 83, 114, 163, 166, 249, 326, 489, 498, 978, 1577, 3097, 3154, 4731, 6194, 9291, 9462, 13001, 13529, 18582, 26002, 27058, 39003, 40587, 78006, 81174, 247019, 257051, 494038, 514102, 741057, 771153, 1079083, 1482114, 1542306, 2119163, 2158166, 3237249, 4238326, 6357489, 6474498, 12714978, 20502577, 40264097, 41005154, 61507731, 80528194, 120792291, 123015462, 175890529, 241584582, 351781058, 527671587, 1055343174, 3341920051, 6683840102, 10025760153, 20051520306]

約数ペア:

[(1, 20051520306), (2, 10025760153), (3, 6683840102), (6, 3341920051), (19, 1055343174), (38, 527671587), (57, 351781058), (83, 241584582), (114, 175890529), (163, 123015462), (166, 120792291), (249, 80528194), (326, 61507731), (489, 41005154), (498, 40264097), (978, 20502577), (1577, 12714978), (3097, 6474498), (3154, 6357489), (4731, 4238326), (6194, 3237249), (9291, 2158166), (9462, 2119163), (13001, 1542306), (13529, 1482114), (18582, 1079083), (26002, 771153), (27058, 741057), (39003, 514102), (40587, 494038), (78006, 257051), (81174, 247019)]