20176484408

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{1487}}^1$

素因数の和:1677

約数の個数: 128

約数和(自身を含む): 43390080000

約数和(自身を除く): 23213595592

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 59, 68, 76, 89, 118, 136, 152, 178, 236, 323, 356, 472, 646, 712, 1003, 1121, 1292, 1487, 1513, 1691, 2006, 2242, 2584, 2974, 3026, 3382, 4012, 4484, 5251, 5948, 6052, 6764, 8024, 8968, 10502, 11896, 12104, 13528, 19057, 21004, 25279, 28253, 28747, 38114, 42008, 50558, 56506, 57494, 76228, 87733, 89267, 99769, 101116, 113012, 114988, 132343, 152456, 175466, 178534, 199538, 202232, 226024, 229976, 264686, 350932, 357068, 399076, 480301, 529372, 701864, 714136, 798152, 960602, 1058744, 1491461, 1666927, 1696073, 1921204, 2249831, 2514517, 2982922, 3333854, 3392146, 3842408, 4499662, 5029034, 5965844, 6667708, 6784292, 7808237, 8999324, 10058068, 11931688, 13335416, 13568584, 15616474, 17998648, 20116136, 28337759, 31232948, 42746789, 56675518, 62465896, 85493578, 113351036, 132740029, 148356503, 170987156, 226702072, 265480058, 296713006, 341974312, 530960116, 593426012, 1061920232, 1186852024, 2522060551, 5044121102, 10088242204, 20176484408]

約数ペア:

[(1, 20176484408), (2, 10088242204), (4, 5044121102), (8, 2522060551), (17, 1186852024), (19, 1061920232), (34, 593426012), (38, 530960116), (59, 341974312), (68, 296713006), (76, 265480058), (89, 226702072), (118, 170987156), (136, 148356503), (152, 132740029), (178, 113351036), (236, 85493578), (323, 62465896), (356, 56675518), (472, 42746789), (646, 31232948), (712, 28337759), (1003, 20116136), (1121, 17998648), (1292, 15616474), (1487, 13568584), (1513, 13335416), (1691, 11931688), (2006, 10058068), (2242, 8999324), (2584, 7808237), (2974, 6784292), (3026, 6667708), (3382, 5965844), (4012, 5029034), (4484, 4499662), (5251, 3842408), (5948, 3392146), (6052, 3333854), (6764, 2982922), (8024, 2514517), (8968, 2249831), (10502, 1921204), (11896, 1696073), (12104, 1666927), (13528, 1491461), (19057, 1058744), (21004, 960602), (25279, 798152), (28253, 714136), (28747, 701864), (38114, 529372), (42008, 480301), (50558, 399076), (56506, 357068), (57494, 350932), (76228, 264686), (87733, 229976), (89267, 226024), (99769, 202232), (101116, 199538), (113012, 178534), (114988, 175466), (132343, 152456)]