20822110

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2311}}^1$

素因数の和:2388

約数の個数: 32

約数和(自身を含む): 40450752

約数和(自身を除く): 19628642

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 170, 265, 530, 901, 1802, 2311, 4505, 4622, 9010, 11555, 23110, 39287, 78574, 122483, 196435, 244966, 392870, 612415, 1224830, 2082211, 4164422, 10411055, 20822110]

約数ペア:

[(1, 20822110), (2, 10411055), (5, 4164422), (10, 2082211), (17, 1224830), (34, 612415), (53, 392870), (85, 244966), (106, 196435), (170, 122483), (265, 78574), (530, 39287), (901, 23110), (1802, 11555), (2311, 9010), (4505, 4622)]