18542252

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 36288000

約数和(自身を除く): 17745748

約数列:

[1, 2, 4, 19, 29, 38, 47, 58, 76, 94, 116, 179, 188, 358, 551, 716, 893, 1102, 1363, 1786, 2204, 2726, 3401, 3572, 5191, 5452, 6802, 8413, 10382, 13604, 16826, 20764, 25897, 33652, 51794, 98629, 103588, 159847, 197258, 243977, 319694, 394516, 487954, 639388, 975908, 4635563, 9271126, 18542252]

約数ペア:

[(1, 18542252), (2, 9271126), (4, 4635563), (19, 975908), (29, 639388), (38, 487954), (47, 394516), (58, 319694), (76, 243977), (94, 197258), (116, 159847), (179, 103588), (188, 98629), (358, 51794), (551, 33652), (716, 25897), (893, 20764), (1102, 16826), (1363, 13604), (1786, 10382), (2204, 8413), (2726, 6802), (3401, 5452), (3572, 5191)]