19707852

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 47642112

約数和(自身を除く): 27934260

約数列:

[1, 2, 3, 4, 6, 12, 47, 83, 94, 141, 166, 188, 249, 282, 332, 421, 498, 564, 842, 996, 1263, 1684, 2526, 3901, 5052, 7802, 11703, 15604, 19787, 23406, 34943, 39574, 46812, 59361, 69886, 79148, 104829, 118722, 139772, 209658, 237444, 419316, 1642321, 3284642, 4926963, 6569284, 9853926, 19707852]

約数ペア:

[(1, 19707852), (2, 9853926), (3, 6569284), (4, 4926963), (6, 3284642), (12, 1642321), (47, 419316), (83, 237444), (94, 209658), (141, 139772), (166, 118722), (188, 104829), (249, 79148), (282, 69886), (332, 59361), (421, 46812), (498, 39574), (564, 34943), (842, 23406), (996, 19787), (1263, 15604), (1684, 11703), (2526, 7802), (3901, 5052)]