19138210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21031}}^1$

素因数の和:21058

約数の個数: 32

約数和(自身を含む): 42400512

約数和(自身を除く): 23262302

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 21031, 42062, 105155, 147217, 210310, 273403, 294434, 546806, 736085, 1367015, 1472170, 1913821, 2734030, 3827642, 9569105, 19138210]

約数ペア:

[(1, 19138210), (2, 9569105), (5, 3827642), (7, 2734030), (10, 1913821), (13, 1472170), (14, 1367015), (26, 736085), (35, 546806), (65, 294434), (70, 273403), (91, 210310), (130, 147217), (182, 105155), (455, 42062), (910, 21031)]