19147941

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 29491200

約数和(自身を除く): 10343259

約数列:

[1, 3, 9, 27, 47, 79, 141, 191, 237, 423, 573, 711, 1269, 1719, 2133, 3713, 5157, 8977, 11139, 15089, 26931, 33417, 45267, 80793, 100251, 135801, 242379, 407403, 709183, 2127549, 6382647, 19147941]

約数ペア:

[(1, 19147941), (3, 6382647), (9, 2127549), (27, 709183), (47, 407403), (79, 242379), (141, 135801), (191, 100251), (237, 80793), (423, 45267), (573, 33417), (711, 26931), (1269, 15089), (1719, 11139), (2133, 8977), (3713, 5157)]