18554820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18191}}^1$

素因数の和:18220

約数の個数: 48

約数和(自身を含む): 55012608

約数和(自身を除く): 36457788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 18191, 36382, 54573, 72764, 90955, 109146, 181910, 218292, 272865, 309247, 363820, 545730, 618494, 927741, 1091460, 1236988, 1546235, 1855482, 3092470, 3710964, 4638705, 6184940, 9277410, 18554820]

約数ペア:

[(1, 18554820), (2, 9277410), (3, 6184940), (4, 4638705), (5, 3710964), (6, 3092470), (10, 1855482), (12, 1546235), (15, 1236988), (17, 1091460), (20, 927741), (30, 618494), (34, 545730), (51, 363820), (60, 309247), (68, 272865), (85, 218292), (102, 181910), (170, 109146), (204, 90955), (255, 72764), (340, 54573), (510, 36382), (1020, 18191)]