18993612

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 49573888

約数和(自身を除く): 30580276

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 103, 121, 127, 132, 206, 242, 254, 309, 363, 381, 412, 484, 508, 618, 726, 762, 1133, 1236, 1397, 1452, 1524, 2266, 2794, 3399, 4191, 4532, 5588, 6798, 8382, 12463, 13081, 13596, 15367, 16764, 24926, 26162, 30734, 37389, 39243, 46101, 49852, 52324, 61468, 74778, 78486, 92202, 143891, 149556, 156972, 184404, 287782, 431673, 575564, 863346, 1582801, 1726692, 3165602, 4748403, 6331204, 9496806, 18993612]

約数ペア:

[(1, 18993612), (2, 9496806), (3, 6331204), (4, 4748403), (6, 3165602), (11, 1726692), (12, 1582801), (22, 863346), (33, 575564), (44, 431673), (66, 287782), (103, 184404), (121, 156972), (127, 149556), (132, 143891), (206, 92202), (242, 78486), (254, 74778), (309, 61468), (363, 52324), (381, 49852), (412, 46101), (484, 39243), (508, 37389), (618, 30734), (726, 26162), (762, 24926), (1133, 16764), (1236, 15367), (1397, 13596), (1452, 13081), (1524, 12463), (2266, 8382), (2794, 6798), (3399, 5588), (4191, 4532)]