20979201852

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{313}}^1\times {\mathrm{9851}}^1$

素因数の和:10190

約数の個数: 144

約数和(自身を含む): 63058474752

約数和(自身を除く): 42079272900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 313, 324, 378, 486, 567, 626, 756, 939, 972, 1134, 1252, 1701, 1878, 2191, 2268, 2817, 3402, 3756, 4382, 5634, 6573, 6804, 8451, 8764, 9851, 11268, 13146, 16902, 19702, 19719, 25353, 26292, 29553, 33804, 39404, 39438, 50706, 59106, 59157, 68957, 76059, 78876, 88659, 101412, 118212, 118314, 137914, 152118, 177318, 177471, 206871, 236628, 265977, 275828, 304236, 354636, 354942, 413742, 531954, 532413, 620613, 709884, 797931, 827484, 1063908, 1064826, 1241226, 1595862, 1861839, 2129652, 2393793, 2482452, 3083363, 3191724, 3723678, 4787586, 5585517, 6166726, 7447356, 9250089, 9575172, 11171034, 12333452, 16756551, 18500178, 21583541, 22342068, 27750267, 33513102, 37000356, 43167082, 55500534, 64750623, 67026204, 83250801, 86334164, 111001068, 129501246, 166501602, 194251869, 249752403, 259002492, 333003204, 388503738, 499504806, 582755607, 749257209, 777007476, 999009612, 1165511214, 1498514418, 1748266821, 2331022428, 2997028836, 3496533642, 5244800463, 6993067284, 10489600926, 20979201852]

約数ペア:

[(1, 20979201852), (2, 10489600926), (3, 6993067284), (4, 5244800463), (6, 3496533642), (7, 2997028836), (9, 2331022428), (12, 1748266821), (14, 1498514418), (18, 1165511214), (21, 999009612), (27, 777007476), (28, 749257209), (36, 582755607), (42, 499504806), (54, 388503738), (63, 333003204), (81, 259002492), (84, 249752403), (108, 194251869), (126, 166501602), (162, 129501246), (189, 111001068), (243, 86334164), (252, 83250801), (313, 67026204), (324, 64750623), (378, 55500534), (486, 43167082), (567, 37000356), (626, 33513102), (756, 27750267), (939, 22342068), (972, 21583541), (1134, 18500178), (1252, 16756551), (1701, 12333452), (1878, 11171034), (2191, 9575172), (2268, 9250089), (2817, 7447356), (3402, 6166726), (3756, 5585517), (4382, 4787586), (5634, 3723678), (6573, 3191724), (6804, 3083363), (8451, 2482452), (8764, 2393793), (9851, 2129652), (11268, 1861839), (13146, 1595862), (16902, 1241226), (19702, 1064826), (19719, 1063908), (25353, 827484), (26292, 797931), (29553, 709884), (33804, 620613), (39404, 532413), (39438, 531954), (50706, 413742), (59106, 354942), (59157, 354636), (68957, 304236), (76059, 275828), (78876, 265977), (88659, 236628), (101412, 206871), (118212, 177471), (118314, 177318), (137914, 152118)]