16686636

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 41328000

約数和(自身を除く): 24641364

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 163, 228, 326, 449, 489, 652, 898, 978, 1347, 1796, 1956, 2694, 3097, 5388, 6194, 8531, 9291, 12388, 17062, 18582, 25593, 34124, 37164, 51186, 73187, 102372, 146374, 219561, 292748, 439122, 878244, 1390553, 2781106, 4171659, 5562212, 8343318, 16686636]

約数ペア:

[(1, 16686636), (2, 8343318), (3, 5562212), (4, 4171659), (6, 2781106), (12, 1390553), (19, 878244), (38, 439122), (57, 292748), (76, 219561), (114, 146374), (163, 102372), (228, 73187), (326, 51186), (449, 37164), (489, 34124), (652, 25593), (898, 18582), (978, 17062), (1347, 12388), (1796, 9291), (1956, 8531), (2694, 6194), (3097, 5388)]