18654112

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:293

約数の個数: 48

約数和(自身を含む): 38223360

約数和(自身を除く): 19569248

約数列:

[1, 2, 4, 8, 16, 32, 47, 79, 94, 157, 158, 188, 314, 316, 376, 628, 632, 752, 1256, 1264, 1504, 2512, 2528, 3713, 5024, 7379, 7426, 12403, 14758, 14852, 24806, 29516, 29704, 49612, 59032, 59408, 99224, 118064, 118816, 198448, 236128, 396896, 582941, 1165882, 2331764, 4663528, 9327056, 18654112]

約数ペア:

[(1, 18654112), (2, 9327056), (4, 4663528), (8, 2331764), (16, 1165882), (32, 582941), (47, 396896), (79, 236128), (94, 198448), (157, 118816), (158, 118064), (188, 99224), (314, 59408), (316, 59032), (376, 49612), (628, 29704), (632, 29516), (752, 24806), (1256, 14852), (1264, 14758), (1504, 12403), (2512, 7426), (2528, 7379), (3713, 5024)]