20891204064

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{7057}}^1$

素因数の和:7633

約数の個数: 144

約数和(自身を含む): 62660641680

約数和(自身を除く): 41769437616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 541, 608, 684, 912, 1082, 1368, 1623, 1824, 2164, 2736, 3246, 4328, 4869, 5472, 6492, 7057, 8656, 9738, 10279, 12984, 14114, 17312, 19476, 20558, 21171, 25968, 28228, 30837, 38952, 41116, 42342, 51936, 56456, 61674, 63513, 77904, 82232, 84684, 92511, 112912, 123348, 127026, 134083, 155808, 164464, 169368, 185022, 225824, 246696, 254052, 268166, 328928, 338736, 370044, 402249, 493392, 508104, 536332, 677472, 740088, 804498, 986784, 1016208, 1072664, 1206747, 1480176, 1608996, 2032416, 2145328, 2413494, 2960352, 3217992, 3817837, 4290656, 4826988, 6435984, 7635674, 9653976, 11453511, 12871968, 15271348, 19307952, 22907022, 30542696, 34360533, 38615904, 45814044, 61085392, 68721066, 72538903, 91628088, 122170784, 137442132, 145077806, 183256176, 217616709, 274884264, 290155612, 366512352, 435233418, 549768528, 580311224, 652850127, 870466836, 1099537056, 1160622448, 1305700254, 1740933672, 2321244896, 2611400508, 3481867344, 5222801016, 6963734688, 10445602032, 20891204064]

約数ペア:

[(1, 20891204064), (2, 10445602032), (3, 6963734688), (4, 5222801016), (6, 3481867344), (8, 2611400508), (9, 2321244896), (12, 1740933672), (16, 1305700254), (18, 1160622448), (19, 1099537056), (24, 870466836), (32, 652850127), (36, 580311224), (38, 549768528), (48, 435233418), (57, 366512352), (72, 290155612), (76, 274884264), (96, 217616709), (114, 183256176), (144, 145077806), (152, 137442132), (171, 122170784), (228, 91628088), (288, 72538903), (304, 68721066), (342, 61085392), (456, 45814044), (541, 38615904), (608, 34360533), (684, 30542696), (912, 22907022), (1082, 19307952), (1368, 15271348), (1623, 12871968), (1824, 11453511), (2164, 9653976), (2736, 7635674), (3246, 6435984), (4328, 4826988), (4869, 4290656), (5472, 3817837), (6492, 3217992), (7057, 2960352), (8656, 2413494), (9738, 2145328), (10279, 2032416), (12984, 1608996), (14114, 1480176), (17312, 1206747), (19476, 1072664), (20558, 1016208), (21171, 986784), (25968, 804498), (28228, 740088), (30837, 677472), (38952, 536332), (41116, 508104), (42342, 493392), (51936, 402249), (56456, 370044), (61674, 338736), (63513, 328928), (77904, 268166), (82232, 254052), (84684, 246696), (92511, 225824), (112912, 185022), (123348, 169368), (127026, 164464), (134083, 155808)]