20047374

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{439}}^1$

素因数の和:549

約数の個数: 48

約数和(自身を含む): 45302400

約数和(自身を除く): 25255026

約数列:

[1, 2, 3, 6, 9, 18, 43, 59, 86, 118, 129, 177, 258, 354, 387, 439, 531, 774, 878, 1062, 1317, 2537, 2634, 3951, 5074, 7611, 7902, 15222, 18877, 22833, 25901, 37754, 45666, 51802, 56631, 77703, 113262, 155406, 169893, 233109, 339786, 466218, 1113743, 2227486, 3341229, 6682458, 10023687, 20047374]

約数ペア:

[(1, 20047374), (2, 10023687), (3, 6682458), (6, 3341229), (9, 2227486), (18, 1113743), (43, 466218), (59, 339786), (86, 233109), (118, 169893), (129, 155406), (177, 113262), (258, 77703), (354, 56631), (387, 51802), (439, 45666), (531, 37754), (774, 25901), (878, 22833), (1062, 18877), (1317, 15222), (2537, 7902), (2634, 7611), (3951, 5074)]