20199312196

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1\times {\mathrm{701}}^1$

素因数の和:1205

約数の個数: 96

約数和(自身を含む): 42343741440

約数和(自身を除く): 22144429244

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 89, 124, 178, 217, 356, 373, 434, 623, 701, 746, 868, 1246, 1402, 1492, 2492, 2611, 2759, 2804, 4907, 5222, 5518, 9814, 10444, 11036, 11563, 19313, 19628, 21731, 23126, 33197, 38626, 43462, 46252, 62389, 66394, 77252, 80941, 86924, 124778, 132788, 152117, 161882, 232379, 249556, 261473, 304234, 323764, 436723, 464758, 522946, 608468, 873446, 929516, 1029107, 1045892, 1746892, 1830311, 1934059, 2058214, 3660622, 3868118, 4116428, 7203749, 7321244, 7736236, 8105663, 13538413, 14407498, 16211326, 23271097, 27076826, 28814996, 32422652, 46542194, 54153652, 56739641, 93084388, 113479282, 162897679, 226958564, 325795358, 651590716, 721404007, 1442808014, 2885616028, 5049828049, 10099656098, 20199312196]

約数ペア:

[(1, 20199312196), (2, 10099656098), (4, 5049828049), (7, 2885616028), (14, 1442808014), (28, 721404007), (31, 651590716), (62, 325795358), (89, 226958564), (124, 162897679), (178, 113479282), (217, 93084388), (356, 56739641), (373, 54153652), (434, 46542194), (623, 32422652), (701, 28814996), (746, 27076826), (868, 23271097), (1246, 16211326), (1402, 14407498), (1492, 13538413), (2492, 8105663), (2611, 7736236), (2759, 7321244), (2804, 7203749), (4907, 4116428), (5222, 3868118), (5518, 3660622), (9814, 2058214), (10444, 1934059), (11036, 1830311), (11563, 1746892), (19313, 1045892), (19628, 1029107), (21731, 929516), (23126, 873446), (33197, 608468), (38626, 522946), (43462, 464758), (46252, 436723), (62389, 323764), (66394, 304234), (77252, 261473), (80941, 249556), (86924, 232379), (124778, 161882), (132788, 152117)]