19650430

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 36328320

約数和(自身を除く): 16677890

約数列:

[1, 2, 5, 10, 67, 134, 139, 211, 278, 335, 422, 670, 695, 1055, 1390, 2110, 9313, 14137, 18626, 28274, 29329, 46565, 58658, 70685, 93130, 141370, 146645, 293290, 1965043, 3930086, 9825215, 19650430]

約数ペア:

[(1, 19650430), (2, 9825215), (5, 3930086), (10, 1965043), (67, 293290), (134, 146645), (139, 141370), (211, 93130), (278, 70685), (335, 58658), (422, 46565), (670, 29329), (695, 28274), (1055, 18626), (1390, 14137), (2110, 9313)]