20404692

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1$

素因数の和:478

約数の個数: 144

約数和(自身を含む): 68245632

約数和(自身を除く): 47840940

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 17, 18, 21, 22, 28, 33, 34, 36, 42, 44, 51, 63, 66, 68, 77, 84, 99, 102, 119, 126, 132, 153, 154, 187, 198, 204, 231, 238, 252, 306, 308, 357, 374, 396, 433, 462, 476, 561, 612, 693, 714, 748, 866, 924, 1071, 1122, 1299, 1309, 1386, 1428, 1683, 1732, 2142, 2244, 2598, 2618, 2772, 3031, 3366, 3897, 3927, 4284, 4763, 5196, 5236, 6062, 6732, 7361, 7794, 7854, 9093, 9526, 11781, 12124, 14289, 14722, 15588, 15708, 18186, 19052, 22083, 23562, 27279, 28578, 29444, 33341, 36372, 42867, 44166, 47124, 51527, 54558, 57156, 66249, 66682, 80971, 85734, 88332, 100023, 103054, 109116, 132498, 133364, 154581, 161942, 171468, 200046, 206108, 242913, 264996, 300069, 309162, 323884, 400092, 463743, 485826, 566797, 600138, 618324, 728739, 927486, 971652, 1133594, 1200276, 1457478, 1700391, 1854972, 2267188, 2914956, 3400782, 5101173, 6801564, 10202346, 20404692]

約数ペア:

[(1, 20404692), (2, 10202346), (3, 6801564), (4, 5101173), (6, 3400782), (7, 2914956), (9, 2267188), (11, 1854972), (12, 1700391), (14, 1457478), (17, 1200276), (18, 1133594), (21, 971652), (22, 927486), (28, 728739), (33, 618324), (34, 600138), (36, 566797), (42, 485826), (44, 463743), (51, 400092), (63, 323884), (66, 309162), (68, 300069), (77, 264996), (84, 242913), (99, 206108), (102, 200046), (119, 171468), (126, 161942), (132, 154581), (153, 133364), (154, 132498), (187, 109116), (198, 103054), (204, 100023), (231, 88332), (238, 85734), (252, 80971), (306, 66682), (308, 66249), (357, 57156), (374, 54558), (396, 51527), (433, 47124), (462, 44166), (476, 42867), (561, 36372), (612, 33341), (693, 29444), (714, 28578), (748, 27279), (866, 23562), (924, 22083), (1071, 19052), (1122, 18186), (1299, 15708), (1309, 15588), (1386, 14722), (1428, 14289), (1683, 12124), (1732, 11781), (2142, 9526), (2244, 9093), (2598, 7854), (2618, 7794), (2772, 7361), (3031, 6732), (3366, 6062), (3897, 5236), (3927, 5196), (4284, 4763)]