20085647967

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{31607}}^1$

素因数の和:31769

約数の個数: 72

約数和(自身を含む): 37099700352

約数和(自身を除く): 17014052385

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 131, 147, 231, 393, 441, 539, 693, 917, 1179, 1441, 1617, 2751, 4323, 4851, 6419, 8253, 10087, 12969, 19257, 30261, 31607, 57771, 70609, 90783, 94821, 211827, 221249, 284463, 347677, 635481, 663747, 1043031, 1548743, 1991241, 2433739, 3129093, 4140517, 4646229, 7301217, 12421551, 13938687, 17036173, 21903651, 28983619, 37264653, 45545687, 51108519, 86950857, 136637061, 153325557, 202885333, 260852571, 318819809, 409911183, 608655999, 956459427, 1825967997, 2231738663, 2869378281, 6695215989, 20085647967]

約数ペア:

[(1, 20085647967), (3, 6695215989), (7, 2869378281), (9, 2231738663), (11, 1825967997), (21, 956459427), (33, 608655999), (49, 409911183), (63, 318819809), (77, 260852571), (99, 202885333), (131, 153325557), (147, 136637061), (231, 86950857), (393, 51108519), (441, 45545687), (539, 37264653), (693, 28983619), (917, 21903651), (1179, 17036173), (1441, 13938687), (1617, 12421551), (2751, 7301217), (4323, 4646229), (4851, 4140517), (6419, 3129093), (8253, 2433739), (10087, 1991241), (12969, 1548743), (19257, 1043031), (30261, 663747), (31607, 635481), (57771, 347677), (70609, 284463), (90783, 221249), (94821, 211827)]