20165546564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{67021}}^1$

素因数の和:67188

約数の個数: 48

約数和(自身を含む): 38508160320

約数和(自身を除く): 18342613756

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 107, 148, 214, 428, 703, 1406, 2033, 2812, 3959, 4066, 7918, 8132, 15836, 67021, 75221, 134042, 150442, 268084, 300884, 1273399, 2479777, 2546798, 4959554, 5093596, 7171247, 9919108, 14342494, 28684988, 47115763, 94231526, 136253693, 188463052, 265336139, 272507386, 530672278, 545014772, 1061344556, 5041386641, 10082773282, 20165546564]

約数ペア:

[(1, 20165546564), (2, 10082773282), (4, 5041386641), (19, 1061344556), (37, 545014772), (38, 530672278), (74, 272507386), (76, 265336139), (107, 188463052), (148, 136253693), (214, 94231526), (428, 47115763), (703, 28684988), (1406, 14342494), (2033, 9919108), (2812, 7171247), (3959, 5093596), (4066, 4959554), (7918, 2546798), (8132, 2479777), (15836, 1273399), (67021, 300884), (75221, 268084), (134042, 150442)]