20512456938

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{823}}^1\times {\mathrm{1733}}^1$

素因数の和:2628

約数の個数: 96

約数和(自身を含む): 48145383936

約数和(自身を除く): 27632926998

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 47, 51, 94, 102, 141, 153, 282, 306, 423, 799, 823, 846, 1598, 1646, 1733, 2397, 2469, 3466, 4794, 4938, 5199, 7191, 7407, 10398, 13991, 14382, 14814, 15597, 27982, 29461, 31194, 38681, 41973, 58922, 77362, 81451, 83946, 88383, 116043, 125919, 162902, 176766, 232086, 244353, 251838, 265149, 348129, 488706, 530298, 657577, 696258, 733059, 1315154, 1384667, 1426259, 1466118, 1972731, 2769334, 2852518, 3945462, 4154001, 4278777, 5918193, 8308002, 8557554, 11836386, 12462003, 12836331, 24246403, 24924006, 25672662, 48492806, 67034173, 72739209, 134068346, 145478418, 201102519, 218217627, 402205038, 436435254, 603307557, 1139580941, 1206615114, 2279161882, 3418742823, 6837485646, 10256228469, 20512456938]

約数ペア:

[(1, 20512456938), (2, 10256228469), (3, 6837485646), (6, 3418742823), (9, 2279161882), (17, 1206615114), (18, 1139580941), (34, 603307557), (47, 436435254), (51, 402205038), (94, 218217627), (102, 201102519), (141, 145478418), (153, 134068346), (282, 72739209), (306, 67034173), (423, 48492806), (799, 25672662), (823, 24924006), (846, 24246403), (1598, 12836331), (1646, 12462003), (1733, 11836386), (2397, 8557554), (2469, 8308002), (3466, 5918193), (4794, 4278777), (4938, 4154001), (5199, 3945462), (7191, 2852518), (7407, 2769334), (10398, 1972731), (13991, 1466118), (14382, 1426259), (14814, 1384667), (15597, 1315154), (27982, 733059), (29461, 696258), (31194, 657577), (38681, 530298), (41973, 488706), (58922, 348129), (77362, 265149), (81451, 251838), (83946, 244353), (88383, 232086), (116043, 176766), (125919, 162902)]