20165945499

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{46183}}^1$

素因数の和:46464

約数の個数: 48

約数和(自身を含む): 34582579200

約数和(自身を除く): 14416633701

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 239, 261, 609, 717, 1673, 1827, 2151, 5019, 6931, 15057, 20793, 46183, 48517, 62379, 138549, 145551, 323281, 415647, 436653, 969843, 1339307, 2909529, 4017921, 9375149, 11037737, 12053763, 28125447, 33113211, 77264159, 84376341, 99339633, 231792477, 320094373, 695377431, 960283119, 2240660611, 2880849357, 6721981833, 20165945499]

約数ペア:

[(1, 20165945499), (3, 6721981833), (7, 2880849357), (9, 2240660611), (21, 960283119), (29, 695377431), (63, 320094373), (87, 231792477), (203, 99339633), (239, 84376341), (261, 77264159), (609, 33113211), (717, 28125447), (1673, 12053763), (1827, 11037737), (2151, 9375149), (5019, 4017921), (6931, 2909529), (15057, 1339307), (20793, 969843), (46183, 436653), (48517, 415647), (62379, 323281), (138549, 145551)]