20717314146

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{30649}}^1$

素因数の和:30768

約数の個数: 72

約数和(自身を含む): 48562289100

約数和(自身を除く): 27844974954

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 47, 51, 94, 102, 141, 153, 282, 306, 423, 799, 846, 1598, 2209, 2397, 4418, 4794, 6627, 7191, 13254, 14382, 19881, 30649, 37553, 39762, 61298, 75106, 91947, 112659, 183894, 225318, 275841, 337977, 521033, 551682, 675954, 1042066, 1440503, 1563099, 2881006, 3126198, 4321509, 4689297, 8643018, 9378594, 12964527, 24488551, 25929054, 48977102, 67703641, 73465653, 135407282, 146931306, 203110923, 220396959, 406221846, 440793918, 609332769, 1150961897, 1218665538, 2301923794, 3452885691, 6905771382, 10358657073, 20717314146]

約数ペア:

[(1, 20717314146), (2, 10358657073), (3, 6905771382), (6, 3452885691), (9, 2301923794), (17, 1218665538), (18, 1150961897), (34, 609332769), (47, 440793918), (51, 406221846), (94, 220396959), (102, 203110923), (141, 146931306), (153, 135407282), (282, 73465653), (306, 67703641), (423, 48977102), (799, 25929054), (846, 24488551), (1598, 12964527), (2209, 9378594), (2397, 8643018), (4418, 4689297), (4794, 4321509), (6627, 3126198), (7191, 2881006), (13254, 1563099), (14382, 1440503), (19881, 1042066), (30649, 675954), (37553, 551682), (39762, 521033), (61298, 337977), (75106, 275841), (91947, 225318), (112659, 183894)]