20260866486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{359}}^2$

素因数の和:946

約数の個数: 96

約数和(自身を含む): 49132258560

約数和(自身を除く): 28871392074

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 197, 266, 359, 394, 399, 591, 718, 798, 1077, 1182, 1379, 2154, 2513, 2758, 3743, 4137, 5026, 6821, 7486, 7539, 8274, 11229, 13642, 15078, 20463, 22458, 26201, 40926, 47747, 52402, 70723, 78603, 95494, 128881, 141446, 143241, 157206, 212169, 257762, 286482, 386643, 424338, 495061, 773286, 902167, 990122, 1343737, 1485183, 1804334, 2448739, 2687474, 2706501, 2970366, 4031211, 4897478, 5413002, 7346217, 8062422, 9406159, 14692434, 17141173, 18812318, 25389557, 28218477, 34282346, 50779114, 51423519, 56436954, 76168671, 102847038, 152337342, 177726899, 355453798, 482401583, 533180697, 964803166, 1066361394, 1447204749, 2894409498, 3376811081, 6753622162, 10130433243, 20260866486]

約数ペア:

[(1, 20260866486), (2, 10130433243), (3, 6753622162), (6, 3376811081), (7, 2894409498), (14, 1447204749), (19, 1066361394), (21, 964803166), (38, 533180697), (42, 482401583), (57, 355453798), (114, 177726899), (133, 152337342), (197, 102847038), (266, 76168671), (359, 56436954), (394, 51423519), (399, 50779114), (591, 34282346), (718, 28218477), (798, 25389557), (1077, 18812318), (1182, 17141173), (1379, 14692434), (2154, 9406159), (2513, 8062422), (2758, 7346217), (3743, 5413002), (4137, 4897478), (5026, 4031211), (6821, 2970366), (7486, 2706501), (7539, 2687474), (8274, 2448739), (11229, 1804334), (13642, 1485183), (15078, 1343737), (20463, 990122), (22458, 902167), (26201, 773286), (40926, 495061), (47747, 424338), (52402, 386643), (70723, 286482), (78603, 257762), (95494, 212169), (128881, 157206), (141446, 143241)]