20187663056

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1069}}^1\times {\mathrm{1759}}^1$

素因数の和:2908

約数の個数: 80

約数和(自身を含む): 43434124800

約数和(自身を除く): 23246461744

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 61, 88, 122, 176, 244, 488, 671, 976, 1069, 1342, 1759, 2138, 2684, 3518, 4276, 5368, 7036, 8552, 10736, 11759, 14072, 17104, 19349, 23518, 28144, 38698, 47036, 65209, 77396, 94072, 107299, 130418, 154792, 188144, 214598, 260836, 309584, 429196, 521672, 717299, 858392, 1043344, 1180289, 1434598, 1716784, 1880371, 2360578, 2869196, 3760742, 4721156, 5738392, 7521484, 9442312, 11476784, 15042968, 18884624, 20684081, 30085936, 41368162, 82736324, 114702631, 165472648, 229405262, 330945296, 458810524, 917621048, 1261728941, 1835242096, 2523457882, 5046915764, 10093831528, 20187663056]

約数ペア:

[(1, 20187663056), (2, 10093831528), (4, 5046915764), (8, 2523457882), (11, 1835242096), (16, 1261728941), (22, 917621048), (44, 458810524), (61, 330945296), (88, 229405262), (122, 165472648), (176, 114702631), (244, 82736324), (488, 41368162), (671, 30085936), (976, 20684081), (1069, 18884624), (1342, 15042968), (1759, 11476784), (2138, 9442312), (2684, 7521484), (3518, 5738392), (4276, 4721156), (5368, 3760742), (7036, 2869196), (8552, 2360578), (10736, 1880371), (11759, 1716784), (14072, 1434598), (17104, 1180289), (19349, 1043344), (23518, 858392), (28144, 717299), (38698, 521672), (47036, 429196), (65209, 309584), (77396, 260836), (94072, 214598), (107299, 188144), (130418, 154792)]