19947564

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6089}}^1$

素因数の和:6119

約数の個数: 72

約数和(自身を含む): 62069280

約数和(自身を除く): 42121716

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 6089, 12178, 18267, 24356, 36534, 42623, 54801, 73068, 79157, 85246, 109602, 127869, 158314, 170492, 219204, 237471, 255738, 316628, 383607, 474942, 511476, 554099, 712413, 767214, 949884, 1108198, 1424826, 1534428, 1662297, 2216396, 2849652, 3324594, 4986891, 6649188, 9973782, 19947564]

約数ペア:

[(1, 19947564), (2, 9973782), (3, 6649188), (4, 4986891), (6, 3324594), (7, 2849652), (9, 2216396), (12, 1662297), (13, 1534428), (14, 1424826), (18, 1108198), (21, 949884), (26, 767214), (28, 712413), (36, 554099), (39, 511476), (42, 474942), (52, 383607), (63, 316628), (78, 255738), (84, 237471), (91, 219204), (117, 170492), (126, 158314), (156, 127869), (182, 109602), (234, 85246), (252, 79157), (273, 73068), (364, 54801), (468, 42623), (546, 36534), (819, 24356), (1092, 18267), (1638, 12178), (3276, 6089)]