196019915

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{18731}}^1$

素因数の和:18779

約数の個数: 32

約数和(自身を含む): 302109696

約数和(自身を除く): 106089781

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 299, 455, 805, 1495, 2093, 10465, 18731, 93655, 131117, 243503, 430813, 655585, 1217515, 1704521, 2154065, 3015691, 5600569, 8522605, 15078455, 28002845, 39203983, 196019915]

約数ペア:

[(1, 196019915), (5, 39203983), (7, 28002845), (13, 15078455), (23, 8522605), (35, 5600569), (65, 3015691), (91, 2154065), (115, 1704521), (161, 1217515), (299, 655585), (455, 430813), (805, 243503), (1495, 131117), (2093, 93655), (10465, 18731)]