19091403

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 29998080

約数和(自身を除く): 10906677

約数列:

[1, 3, 9, 23, 27, 69, 71, 207, 213, 433, 621, 639, 1299, 1633, 1917, 3897, 4899, 9959, 11691, 14697, 29877, 30743, 44091, 89631, 92229, 268893, 276687, 707089, 830061, 2121267, 6363801, 19091403]

約数ペア:

[(1, 19091403), (3, 6363801), (9, 2121267), (23, 830061), (27, 707089), (69, 276687), (71, 268893), (207, 92229), (213, 89631), (433, 44091), (621, 30743), (639, 29877), (1299, 14697), (1633, 11691), (1917, 9959), (3897, 4899)]