19676476

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2909}}^1$

素因数の和:3021

約数の個数: 24

約数和(自身を含む): 36666000

約数和(自身を除く): 16989524

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 1691, 2909, 3382, 5818, 6764, 11636, 55271, 110542, 221084, 258901, 517802, 1035604, 4919119, 9838238, 19676476]

約数ペア:

[(1, 19676476), (2, 9838238), (4, 4919119), (19, 1035604), (38, 517802), (76, 258901), (89, 221084), (178, 110542), (356, 55271), (1691, 11636), (2909, 6764), (3382, 5818)]