20172960918

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{81703}}^1$

素因数の和:81794

約数の個数: 96

約数和(自身を含む): 50473463040

約数和(自身を除く): 30300502122

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 43, 58, 66, 86, 87, 99, 129, 174, 198, 258, 261, 319, 387, 473, 522, 638, 774, 946, 957, 1247, 1419, 1914, 2494, 2838, 2871, 3741, 4257, 5742, 7482, 8514, 11223, 13717, 22446, 27434, 41151, 81703, 82302, 123453, 163406, 245109, 246906, 490218, 735327, 898733, 1470654, 1797466, 2369387, 2696199, 3513229, 4738774, 5392398, 7026458, 7108161, 8088597, 10539687, 14216322, 16177194, 21079374, 21324483, 26063257, 31619061, 38645519, 42648966, 52126514, 63238122, 77291038, 78189771, 101883641, 115936557, 156379542, 203767282, 231873114, 234569313, 305650923, 347809671, 469138626, 611301846, 695619342, 916952769, 1120720051, 1833905538, 2241440102, 3362160153, 6724320306, 10086480459, 20172960918]

約数ペア:

[(1, 20172960918), (2, 10086480459), (3, 6724320306), (6, 3362160153), (9, 2241440102), (11, 1833905538), (18, 1120720051), (22, 916952769), (29, 695619342), (33, 611301846), (43, 469138626), (58, 347809671), (66, 305650923), (86, 234569313), (87, 231873114), (99, 203767282), (129, 156379542), (174, 115936557), (198, 101883641), (258, 78189771), (261, 77291038), (319, 63238122), (387, 52126514), (473, 42648966), (522, 38645519), (638, 31619061), (774, 26063257), (946, 21324483), (957, 21079374), (1247, 16177194), (1419, 14216322), (1914, 10539687), (2494, 8088597), (2838, 7108161), (2871, 7026458), (3741, 5392398), (4257, 4738774), (5742, 3513229), (7482, 2696199), (8514, 2369387), (11223, 1797466), (13717, 1470654), (22446, 898733), (27434, 735327), (41151, 490218), (81703, 246906), (82302, 245109), (123453, 163406)]