20652814

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:114

約数の個数: 72

約数和(自身を含む): 41306760

約数和(自身を除く): 20653946

約数列:

[1, 2, 7, 13, 14, 26, 29, 43, 49, 58, 86, 91, 98, 169, 182, 203, 301, 338, 377, 406, 559, 602, 637, 754, 1118, 1183, 1247, 1274, 1421, 2107, 2366, 2494, 2639, 2842, 3913, 4214, 4901, 5278, 7267, 7826, 8281, 8729, 9802, 14534, 16211, 16562, 17458, 18473, 27391, 32422, 34307, 36946, 50869, 54782, 61103, 68614, 101738, 113477, 122206, 210743, 226954, 240149, 356083, 421486, 480298, 712166, 794339, 1475201, 1588678, 2950402, 10326407, 20652814]

約数ペア:

[(1, 20652814), (2, 10326407), (7, 2950402), (13, 1588678), (14, 1475201), (26, 794339), (29, 712166), (43, 480298), (49, 421486), (58, 356083), (86, 240149), (91, 226954), (98, 210743), (169, 122206), (182, 113477), (203, 101738), (301, 68614), (338, 61103), (377, 54782), (406, 50869), (559, 36946), (602, 34307), (637, 32422), (754, 27391), (1118, 18473), (1183, 17458), (1247, 16562), (1274, 16211), (1421, 14534), (2107, 9802), (2366, 8729), (2494, 8281), (2639, 7826), (2842, 7267), (3913, 5278), (4214, 4901)]