19565521899

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1\times {\mathrm{1801}}^1$

素因数の和:2312

約数の個数: 64

約数和(自身を含む): 32882319360

約数和(自身を除く): 13316797461

約数列:

[1, 3, 7, 11, 21, 33, 77, 131, 231, 359, 393, 917, 1077, 1441, 1801, 2513, 2751, 3949, 4323, 5403, 7539, 10087, 11847, 12607, 19811, 27643, 30261, 37821, 47029, 59433, 82929, 138677, 141087, 235931, 329203, 416031, 517319, 646559, 707793, 987609, 1551957, 1651517, 1939677, 2595241, 3621233, 4525913, 4954551, 7112149, 7785723, 10863699, 13577739, 18166687, 21336447, 49785043, 54500061, 84699229, 149355129, 254097687, 592894603, 931691519, 1778683809, 2795074557, 6521840633, 19565521899]

約数ペア:

[(1, 19565521899), (3, 6521840633), (7, 2795074557), (11, 1778683809), (21, 931691519), (33, 592894603), (77, 254097687), (131, 149355129), (231, 84699229), (359, 54500061), (393, 49785043), (917, 21336447), (1077, 18166687), (1441, 13577739), (1801, 10863699), (2513, 7785723), (2751, 7112149), (3949, 4954551), (4323, 4525913), (5403, 3621233), (7539, 2595241), (10087, 1939677), (11847, 1651517), (12607, 1551957), (19811, 987609), (27643, 707793), (30261, 646559), (37821, 517319), (47029, 416031), (59433, 329203), (82929, 235931), (138677, 141087)]