20512019892

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{507673}}^1$

素因数の和:507737

約数の個数: 96

約数和(自身を含む): 60498495232

約数和(自身を除く): 39986475340

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 37, 39, 42, 52, 74, 78, 84, 91, 111, 148, 156, 182, 222, 259, 273, 364, 444, 481, 518, 546, 777, 962, 1036, 1092, 1443, 1554, 1924, 2886, 3108, 3367, 5772, 6734, 10101, 13468, 20202, 40404, 507673, 1015346, 1523019, 2030692, 3046038, 3553711, 6092076, 6599749, 7107422, 10661133, 13199498, 14214844, 18783901, 19799247, 21322266, 26398996, 37567802, 39598494, 42644532, 46198243, 56351703, 75135604, 79196988, 92396486, 112703406, 131487307, 138594729, 184792972, 225406812, 244190713, 262974614, 277189458, 394461921, 488381426, 525949228, 554378916, 732572139, 788923842, 976762852, 1465144278, 1577847684, 1709334991, 2930288556, 3418669982, 5128004973, 6837339964, 10256009946, 20512019892]

約数ペア:

[(1, 20512019892), (2, 10256009946), (3, 6837339964), (4, 5128004973), (6, 3418669982), (7, 2930288556), (12, 1709334991), (13, 1577847684), (14, 1465144278), (21, 976762852), (26, 788923842), (28, 732572139), (37, 554378916), (39, 525949228), (42, 488381426), (52, 394461921), (74, 277189458), (78, 262974614), (84, 244190713), (91, 225406812), (111, 184792972), (148, 138594729), (156, 131487307), (182, 112703406), (222, 92396486), (259, 79196988), (273, 75135604), (364, 56351703), (444, 46198243), (481, 42644532), (518, 39598494), (546, 37567802), (777, 26398996), (962, 21322266), (1036, 19799247), (1092, 18783901), (1443, 14214844), (1554, 13199498), (1924, 10661133), (2886, 7107422), (3108, 6599749), (3367, 6092076), (5772, 3553711), (6734, 3046038), (10101, 2030692), (13468, 1523019), (20202, 1015346), (40404, 507673)]