18903066

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:503

約数の個数: 64

約数和(自身を含む): 47174400

約数和(自身を除く): 28271334

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 89, 91, 178, 182, 267, 273, 389, 534, 546, 623, 778, 1157, 1167, 1246, 1869, 2314, 2334, 2723, 3471, 3738, 5057, 5446, 6942, 8099, 8169, 10114, 15171, 16198, 16338, 24297, 30342, 34621, 35399, 48594, 69242, 70798, 103863, 106197, 207726, 212394, 242347, 450073, 484694, 727041, 900146, 1350219, 1454082, 2700438, 3150511, 6301022, 9451533, 18903066]

約数ペア:

[(1, 18903066), (2, 9451533), (3, 6301022), (6, 3150511), (7, 2700438), (13, 1454082), (14, 1350219), (21, 900146), (26, 727041), (39, 484694), (42, 450073), (78, 242347), (89, 212394), (91, 207726), (178, 106197), (182, 103863), (267, 70798), (273, 69242), (389, 48594), (534, 35399), (546, 34621), (623, 30342), (778, 24297), (1157, 16338), (1167, 16198), (1246, 15171), (1869, 10114), (2314, 8169), (2334, 8099), (2723, 6942), (3471, 5446), (3738, 5057)]