20159901252

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{2129}}^1\times {\mathrm{7109}}^1$

素因数の和:9285

約数の個数: 72

約数和(自身を含む): 52368989400

約数和(自身を除く): 32209088148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 2129, 4258, 6387, 7109, 8516, 12774, 14218, 19161, 21327, 25548, 28436, 38322, 42654, 63981, 76644, 78773, 85308, 127962, 157546, 236319, 255924, 263033, 315092, 472638, 526066, 708957, 789099, 945276, 1052132, 1417914, 1578198, 2367297, 2835828, 3156396, 4734594, 9469188, 15135061, 30270122, 45405183, 60540244, 90810366, 136215549, 181620732, 272431098, 544862196, 559997257, 1119994514, 1679991771, 2239989028, 3359983542, 5039975313, 6719967084, 10079950626, 20159901252]

約数ペア:

[(1, 20159901252), (2, 10079950626), (3, 6719967084), (4, 5039975313), (6, 3359983542), (9, 2239989028), (12, 1679991771), (18, 1119994514), (36, 559997257), (37, 544862196), (74, 272431098), (111, 181620732), (148, 136215549), (222, 90810366), (333, 60540244), (444, 45405183), (666, 30270122), (1332, 15135061), (2129, 9469188), (4258, 4734594), (6387, 3156396), (7109, 2835828), (8516, 2367297), (12774, 1578198), (14218, 1417914), (19161, 1052132), (21327, 945276), (25548, 789099), (28436, 708957), (38322, 526066), (42654, 472638), (63981, 315092), (76644, 263033), (78773, 255924), (85308, 236319), (127962, 157546)]