20492178

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15739}}^1$

素因数の和:15782

約数の個数: 32

約数和(自身を含む): 48353280

約数和(自身を除く): 27861102

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 651, 1302, 15739, 31478, 47217, 94434, 110173, 220346, 330519, 487909, 661038, 975818, 1463727, 2927454, 3415363, 6830726, 10246089, 20492178]

約数ペア:

[(1, 20492178), (2, 10246089), (3, 6830726), (6, 3415363), (7, 2927454), (14, 1463727), (21, 975818), (31, 661038), (42, 487909), (62, 330519), (93, 220346), (186, 110173), (217, 94434), (434, 47217), (651, 31478), (1302, 15739)]