18530736

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:570

約数の個数: 80

約数和(自身を含む): 55258368

約数和(自身を除く): 36727632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 131, 168, 262, 336, 393, 421, 524, 786, 842, 917, 1048, 1263, 1572, 1684, 1834, 2096, 2526, 2751, 2947, 3144, 3368, 3668, 5052, 5502, 5894, 6288, 6736, 7336, 8841, 10104, 11004, 11788, 14672, 17682, 20208, 22008, 23576, 35364, 44016, 47152, 55151, 70728, 110302, 141456, 165453, 220604, 330906, 386057, 441208, 661812, 772114, 882416, 1158171, 1323624, 1544228, 2316342, 2647248, 3088456, 4632684, 6176912, 9265368, 18530736]

約数ペア:

[(1, 18530736), (2, 9265368), (3, 6176912), (4, 4632684), (6, 3088456), (7, 2647248), (8, 2316342), (12, 1544228), (14, 1323624), (16, 1158171), (21, 882416), (24, 772114), (28, 661812), (42, 441208), (48, 386057), (56, 330906), (84, 220604), (112, 165453), (131, 141456), (168, 110302), (262, 70728), (336, 55151), (393, 47152), (421, 44016), (524, 35364), (786, 23576), (842, 22008), (917, 20208), (1048, 17682), (1263, 14672), (1572, 11788), (1684, 11004), (1834, 10104), (2096, 8841), (2526, 7336), (2751, 6736), (2947, 6288), (3144, 5894), (3368, 5502), (3668, 5052)]