20841282

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1367}}^1$

素因数の和:1404

約数の個数: 72

約数和(自身を含む): 56766528

約数和(自身を除く): 35925246

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 121, 126, 154, 198, 231, 242, 363, 462, 693, 726, 847, 1089, 1367, 1386, 1694, 2178, 2541, 2734, 4101, 5082, 7623, 8202, 9569, 12303, 15037, 15246, 19138, 24606, 28707, 30074, 45111, 57414, 86121, 90222, 105259, 135333, 165407, 172242, 210518, 270666, 315777, 330814, 496221, 631554, 947331, 992442, 1157849, 1488663, 1894662, 2315698, 2977326, 3473547, 6947094, 10420641, 20841282]

約数ペア:

[(1, 20841282), (2, 10420641), (3, 6947094), (6, 3473547), (7, 2977326), (9, 2315698), (11, 1894662), (14, 1488663), (18, 1157849), (21, 992442), (22, 947331), (33, 631554), (42, 496221), (63, 330814), (66, 315777), (77, 270666), (99, 210518), (121, 172242), (126, 165407), (154, 135333), (198, 105259), (231, 90222), (242, 86121), (363, 57414), (462, 45111), (693, 30074), (726, 28707), (847, 24606), (1089, 19138), (1367, 15246), (1386, 15037), (1694, 12303), (2178, 9569), (2541, 8202), (2734, 7623), (4101, 5082)]