19626516

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2030

約数の個数: 96

約数和(自身を含む): 62657280

約数和(自身を除く): 43030764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 84, 91, 108, 117, 126, 156, 182, 189, 234, 252, 273, 351, 364, 378, 468, 546, 702, 756, 819, 1092, 1404, 1638, 1997, 2457, 3276, 3994, 4914, 5991, 7988, 9828, 11982, 13979, 17973, 23964, 25961, 27958, 35946, 41937, 51922, 53919, 55916, 71892, 77883, 83874, 103844, 107838, 125811, 155766, 167748, 181727, 215676, 233649, 251622, 311532, 363454, 377433, 467298, 503244, 545181, 700947, 726908, 754866, 934596, 1090362, 1401894, 1509732, 1635543, 2180724, 2803788, 3271086, 4906629, 6542172, 9813258, 19626516]

約数ペア:

[(1, 19626516), (2, 9813258), (3, 6542172), (4, 4906629), (6, 3271086), (7, 2803788), (9, 2180724), (12, 1635543), (13, 1509732), (14, 1401894), (18, 1090362), (21, 934596), (26, 754866), (27, 726908), (28, 700947), (36, 545181), (39, 503244), (42, 467298), (52, 377433), (54, 363454), (63, 311532), (78, 251622), (84, 233649), (91, 215676), (108, 181727), (117, 167748), (126, 155766), (156, 125811), (182, 107838), (189, 103844), (234, 83874), (252, 77883), (273, 71892), (351, 55916), (364, 53919), (378, 51922), (468, 41937), (546, 35946), (702, 27958), (756, 25961), (819, 23964), (1092, 17973), (1404, 13979), (1638, 11982), (1997, 9828), (2457, 7988), (3276, 5991), (3994, 4914)]