20180352962

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{25609}}^1$

素因数の和:25696

約数の個数: 96

約数和(自身を含む): 41620962240

約数和(自身を除く): 21440609278

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 43, 49, 77, 86, 98, 119, 154, 187, 238, 301, 374, 473, 539, 602, 731, 833, 946, 1078, 1309, 1462, 1666, 2107, 2618, 3311, 4214, 5117, 6622, 8041, 9163, 10234, 16082, 18326, 23177, 25609, 35819, 46354, 51218, 56287, 71638, 112574, 179263, 281699, 358526, 394009, 435353, 563398, 788018, 870706, 1101187, 1254841, 1971893, 2202374, 2509682, 3047471, 3943786, 4788883, 6094942, 7708309, 9577766, 12113057, 13803251, 15416618, 18720179, 21332297, 24226114, 27606502, 33522181, 37440358, 42664594, 53958163, 67044362, 84791399, 107916326, 131041253, 169582798, 205921969, 234655267, 262082506, 411843938, 469310534, 593539793, 917288771, 1187079586, 1441453783, 1834577542, 2882907566, 10090176481, 20180352962]

約数ペア:

[(1, 20180352962), (2, 10090176481), (7, 2882907566), (11, 1834577542), (14, 1441453783), (17, 1187079586), (22, 917288771), (34, 593539793), (43, 469310534), (49, 411843938), (77, 262082506), (86, 234655267), (98, 205921969), (119, 169582798), (154, 131041253), (187, 107916326), (238, 84791399), (301, 67044362), (374, 53958163), (473, 42664594), (539, 37440358), (602, 33522181), (731, 27606502), (833, 24226114), (946, 21332297), (1078, 18720179), (1309, 15416618), (1462, 13803251), (1666, 12113057), (2107, 9577766), (2618, 7708309), (3311, 6094942), (4214, 4788883), (5117, 3943786), (6622, 3047471), (8041, 2509682), (9163, 2202374), (10234, 1971893), (16082, 1254841), (18326, 1101187), (23177, 870706), (25609, 788018), (35819, 563398), (46354, 435353), (51218, 394009), (56287, 358526), (71638, 281699), (112574, 179263)]