20103798148

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1\times {\mathrm{283}}^1$

素因数の和:713

約数の個数: 96

約数和(自身を含む): 41264391168

約数和(自身を除く): 21160593020

約数列:

[1, 2, 4, 7, 14, 28, 107, 131, 181, 214, 262, 283, 362, 428, 524, 566, 724, 749, 917, 1132, 1267, 1498, 1834, 1981, 2534, 2996, 3668, 3962, 5068, 7924, 14017, 19367, 23711, 28034, 30281, 37073, 38734, 47422, 51223, 56068, 60562, 74146, 77468, 94844, 98119, 102446, 121124, 135569, 148292, 165977, 196238, 204892, 211967, 259511, 271138, 331954, 358561, 392476, 423934, 519022, 542276, 663908, 717122, 847868, 1038044, 1434244, 2537077, 3966811, 5074154, 5480861, 6710213, 7933622, 10148308, 10961722, 13420426, 15867244, 17759539, 21923444, 26840852, 27767677, 35519078, 38366027, 46971491, 55535354, 71038156, 76732054, 93942982, 111070708, 153464108, 187885964, 717992791, 1435985582, 2871971164, 5025949537, 10051899074, 20103798148]

約数ペア:

[(1, 20103798148), (2, 10051899074), (4, 5025949537), (7, 2871971164), (14, 1435985582), (28, 717992791), (107, 187885964), (131, 153464108), (181, 111070708), (214, 93942982), (262, 76732054), (283, 71038156), (362, 55535354), (428, 46971491), (524, 38366027), (566, 35519078), (724, 27767677), (749, 26840852), (917, 21923444), (1132, 17759539), (1267, 15867244), (1498, 13420426), (1834, 10961722), (1981, 10148308), (2534, 7933622), (2996, 6710213), (3668, 5480861), (3962, 5074154), (5068, 3966811), (7924, 2537077), (14017, 1434244), (19367, 1038044), (23711, 847868), (28034, 717122), (30281, 663908), (37073, 542276), (38734, 519022), (47422, 423934), (51223, 392476), (56068, 358561), (60562, 331954), (74146, 271138), (77468, 259511), (94844, 211967), (98119, 204892), (102446, 196238), (121124, 165977), (135569, 148292)]