20145163012

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{419}}^1\times {\mathrm{5471}}^1$

素因数の和:5933

約数の個数: 48

約数和(自身を含む): 38288678400

約数和(自身を除く): 18143515388

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 419, 676, 838, 1676, 2197, 4394, 5447, 5471, 8788, 10894, 10942, 21788, 21884, 70811, 71123, 141622, 142246, 283244, 284492, 920543, 924599, 1841086, 1849198, 2292349, 3682172, 3698396, 4584698, 9169396, 12019787, 24039574, 29800537, 48079148, 59601074, 119202148, 387406981, 774813962, 1549627924, 5036290753, 10072581506, 20145163012]

約数ペア:

[(1, 20145163012), (2, 10072581506), (4, 5036290753), (13, 1549627924), (26, 774813962), (52, 387406981), (169, 119202148), (338, 59601074), (419, 48079148), (676, 29800537), (838, 24039574), (1676, 12019787), (2197, 9169396), (4394, 4584698), (5447, 3698396), (5471, 3682172), (8788, 2292349), (10894, 1849198), (10942, 1841086), (21788, 924599), (21884, 920543), (70811, 284492), (71123, 283244), (141622, 142246)]