19256673065

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{392153}}^1$

素因数の和:392249

約数の個数: 32

約数和(自身を含む): 28009207296

約数和(自身を除く): 8752534231

約数列:

[1, 5, 7, 23, 35, 61, 115, 161, 305, 427, 805, 1403, 2135, 7015, 9821, 49105, 392153, 1960765, 2745071, 9019519, 13725355, 23921333, 45097595, 63136633, 119606665, 167449331, 315683165, 550190659, 837246655, 2750953295, 3851334613, 19256673065]

約数ペア:

[(1, 19256673065), (5, 3851334613), (7, 2750953295), (23, 837246655), (35, 550190659), (61, 315683165), (115, 167449331), (161, 119606665), (305, 63136633), (427, 45097595), (805, 23921333), (1403, 13725355), (2135, 9019519), (7015, 2745071), (9821, 1960765), (49105, 392153)]