20405092617

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{33623}}^1$

素因数の和:33684

約数の個数: 96

約数和(自身を含む): 39380428800

約数和(自身を除く): 18975336183

約数列:

[1, 3, 7, 9, 13, 19, 21, 27, 39, 57, 63, 91, 117, 133, 169, 171, 189, 247, 273, 351, 399, 507, 513, 741, 819, 1183, 1197, 1521, 1729, 2223, 2457, 3211, 3549, 3591, 4563, 5187, 6669, 9633, 10647, 15561, 22477, 28899, 31941, 33623, 46683, 67431, 86697, 100869, 202293, 235361, 302607, 437099, 606879, 638837, 706083, 907821, 1311297, 1916511, 2118249, 3059693, 3933891, 4471859, 5682287, 5749533, 6354747, 8304881, 9179079, 11801673, 13415577, 17046861, 17248599, 24914643, 27537237, 39776009, 40246731, 51140583, 58134167, 74743929, 82611711, 107963453, 119328027, 120740193, 153421749, 174402501, 224231787, 323890359, 357984081, 523207503, 755744171, 971671077, 1073952243, 1569622509, 2267232513, 2915013231, 6801697539, 20405092617]

約数ペア:

[(1, 20405092617), (3, 6801697539), (7, 2915013231), (9, 2267232513), (13, 1569622509), (19, 1073952243), (21, 971671077), (27, 755744171), (39, 523207503), (57, 357984081), (63, 323890359), (91, 224231787), (117, 174402501), (133, 153421749), (169, 120740193), (171, 119328027), (189, 107963453), (247, 82611711), (273, 74743929), (351, 58134167), (399, 51140583), (507, 40246731), (513, 39776009), (741, 27537237), (819, 24914643), (1183, 17248599), (1197, 17046861), (1521, 13415577), (1729, 11801673), (2223, 9179079), (2457, 8304881), (3211, 6354747), (3549, 5749533), (3591, 5682287), (4563, 4471859), (5187, 3933891), (6669, 3059693), (9633, 2118249), (10647, 1916511), (15561, 1311297), (22477, 907821), (28899, 706083), (31941, 638837), (33623, 606879), (46683, 437099), (67431, 302607), (86697, 235361), (100869, 202293)]