19561434

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{419}}^1$

素因数の和:706

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 21081126

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 251, 419, 502, 753, 838, 1257, 1506, 2514, 7781, 12989, 15562, 23343, 25978, 38967, 46686, 77934, 105169, 210338, 315507, 631014, 3260239, 6520478, 9780717, 19561434]

約数ペア:

[(1, 19561434), (2, 9780717), (3, 6520478), (6, 3260239), (31, 631014), (62, 315507), (93, 210338), (186, 105169), (251, 77934), (419, 46686), (502, 38967), (753, 25978), (838, 23343), (1257, 15562), (1506, 12989), (2514, 7781)]