20352876

素因数分解:

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

素因数の和:191

約数の個数: 96

約数和(自身を含む): 54432000

約数和(自身を除く): 34079124

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 59, 68, 76, 89, 102, 114, 118, 177, 178, 204, 228, 236, 267, 323, 354, 356, 534, 646, 708, 969, 1003, 1068, 1121, 1292, 1513, 1691, 1938, 2006, 2242, 3009, 3026, 3363, 3382, 3876, 4012, 4484, 4539, 5073, 5251, 6018, 6052, 6726, 6764, 9078, 10146, 10502, 12036, 13452, 15753, 18156, 19057, 20292, 21004, 28747, 31506, 38114, 57171, 57494, 63012, 76228, 86241, 89267, 99769, 114342, 114988, 172482, 178534, 199538, 228684, 267801, 299307, 344964, 357068, 399076, 535602, 598614, 1071204, 1197228, 1696073, 3392146, 5088219, 6784292, 10176438, 20352876]

約数ペア:

[(1, 20352876), (2, 10176438), (3, 6784292), (4, 5088219), (6, 3392146), (12, 1696073), (17, 1197228), (19, 1071204), (34, 598614), (38, 535602), (51, 399076), (57, 357068), (59, 344964), (68, 299307), (76, 267801), (89, 228684), (102, 199538), (114, 178534), (118, 172482), (177, 114988), (178, 114342), (204, 99769), (228, 89267), (236, 86241), (267, 76228), (323, 63012), (354, 57494), (356, 57171), (534, 38114), (646, 31506), (708, 28747), (969, 21004), (1003, 20292), (1068, 19057), (1121, 18156), (1292, 15753), (1513, 13452), (1691, 12036), (1938, 10502), (2006, 10146), (2242, 9078), (3009, 6764), (3026, 6726), (3363, 6052), (3382, 6018), (3876, 5251), (4012, 5073), (4484, 4539)]