18769278

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 41827968

約数和(自身を除く): 23058690

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 103, 121, 206, 242, 251, 309, 363, 502, 618, 726, 753, 1133, 1506, 2266, 2761, 3399, 5522, 6798, 8283, 12463, 16566, 24926, 25853, 30371, 37389, 51706, 60742, 74778, 77559, 91113, 155118, 182226, 284383, 568766, 853149, 1706298, 3128213, 6256426, 9384639, 18769278]

約数ペア:

[(1, 18769278), (2, 9384639), (3, 6256426), (6, 3128213), (11, 1706298), (22, 853149), (33, 568766), (66, 284383), (103, 182226), (121, 155118), (206, 91113), (242, 77559), (251, 74778), (309, 60742), (363, 51706), (502, 37389), (618, 30371), (726, 25853), (753, 24926), (1133, 16566), (1506, 12463), (2266, 8283), (2761, 6798), (3399, 5522)]