20212434

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 96

約数和(自身を含む): 51217920

約数和(自身を除く): 31005486

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 31, 33, 37, 62, 66, 74, 89, 93, 99, 111, 178, 186, 198, 222, 267, 279, 333, 341, 407, 534, 558, 666, 682, 801, 814, 979, 1023, 1147, 1221, 1602, 1958, 2046, 2294, 2442, 2759, 2937, 3069, 3293, 3441, 3663, 5518, 5874, 6138, 6586, 6882, 7326, 8277, 8811, 9879, 10323, 12617, 16554, 17622, 19758, 20646, 24831, 25234, 29637, 30349, 36223, 37851, 49662, 59274, 60698, 72446, 75702, 91047, 102083, 108669, 113553, 182094, 204166, 217338, 227106, 273141, 306249, 326007, 546282, 612498, 652014, 918747, 1122913, 1837494, 2245826, 3368739, 6737478, 10106217, 20212434]

約数ペア:

[(1, 20212434), (2, 10106217), (3, 6737478), (6, 3368739), (9, 2245826), (11, 1837494), (18, 1122913), (22, 918747), (31, 652014), (33, 612498), (37, 546282), (62, 326007), (66, 306249), (74, 273141), (89, 227106), (93, 217338), (99, 204166), (111, 182094), (178, 113553), (186, 108669), (198, 102083), (222, 91047), (267, 75702), (279, 72446), (333, 60698), (341, 59274), (407, 49662), (534, 37851), (558, 36223), (666, 30349), (682, 29637), (801, 25234), (814, 24831), (979, 20646), (1023, 19758), (1147, 17622), (1221, 16554), (1602, 12617), (1958, 10323), (2046, 9879), (2294, 8811), (2442, 8277), (2759, 7326), (2937, 6882), (3069, 6586), (3293, 6138), (3441, 5874), (3663, 5518)]