18732090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1117}}^1$

素因数の和:1183

約数の個数: 64

約数和(自身を含む): 49585536

約数和(自身を除く): 30853446

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 129, 130, 195, 215, 258, 390, 430, 559, 645, 1117, 1118, 1290, 1677, 2234, 2795, 3351, 3354, 5585, 5590, 6702, 8385, 11170, 14521, 16755, 16770, 29042, 33510, 43563, 48031, 72605, 87126, 96062, 144093, 145210, 217815, 240155, 288186, 435630, 480310, 624403, 720465, 1248806, 1440930, 1873209, 3122015, 3746418, 6244030, 9366045, 18732090]

約数ペア:

[(1, 18732090), (2, 9366045), (3, 6244030), (5, 3746418), (6, 3122015), (10, 1873209), (13, 1440930), (15, 1248806), (26, 720465), (30, 624403), (39, 480310), (43, 435630), (65, 288186), (78, 240155), (86, 217815), (129, 145210), (130, 144093), (195, 96062), (215, 87126), (258, 72605), (390, 48031), (430, 43563), (559, 33510), (645, 29042), (1117, 16770), (1118, 16755), (1290, 14521), (1677, 11170), (2234, 8385), (2795, 6702), (3351, 5590), (3354, 5585)]