20196949605

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{3925549}}^1$

素因数の和:3925578

約数の個数: 32

約数和(自身を含む): 37685280000

約数和(自身を除く): 17488330395

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1715, 5145, 3925549, 11776647, 19627745, 27478843, 58883235, 82436529, 137394215, 192351901, 412182645, 577055703, 961759505, 1346463307, 2885278515, 4039389921, 6732316535, 20196949605]

約数ペア:

[(1, 20196949605), (3, 6732316535), (5, 4039389921), (7, 2885278515), (15, 1346463307), (21, 961759505), (35, 577055703), (49, 412182645), (105, 192351901), (147, 137394215), (245, 82436529), (343, 58883235), (735, 27478843), (1029, 19627745), (1715, 11776647), (5145, 3925549)]