20335744

素因数分解:

$2^7\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:150

約数の個数: 96

約数和(自身を含む): 48430620

約数和(自身を除く): 28094876

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 101, 104, 121, 128, 143, 176, 202, 208, 242, 286, 352, 404, 416, 484, 572, 704, 808, 832, 968, 1111, 1144, 1313, 1408, 1573, 1616, 1664, 1936, 2222, 2288, 2626, 3146, 3232, 3872, 4444, 4576, 5252, 6292, 6464, 7744, 8888, 9152, 10504, 12221, 12584, 12928, 14443, 15488, 17776, 18304, 21008, 24442, 25168, 28886, 35552, 42016, 48884, 50336, 57772, 71104, 84032, 97768, 100672, 115544, 142208, 158873, 168064, 195536, 201344, 231088, 317746, 391072, 462176, 635492, 782144, 924352, 1270984, 1564288, 1848704, 2541968, 5083936, 10167872, 20335744]

約数ペア:

[(1, 20335744), (2, 10167872), (4, 5083936), (8, 2541968), (11, 1848704), (13, 1564288), (16, 1270984), (22, 924352), (26, 782144), (32, 635492), (44, 462176), (52, 391072), (64, 317746), (88, 231088), (101, 201344), (104, 195536), (121, 168064), (128, 158873), (143, 142208), (176, 115544), (202, 100672), (208, 97768), (242, 84032), (286, 71104), (352, 57772), (404, 50336), (416, 48884), (484, 42016), (572, 35552), (704, 28886), (808, 25168), (832, 24442), (968, 21008), (1111, 18304), (1144, 17776), (1313, 15488), (1408, 14443), (1573, 12928), (1616, 12584), (1664, 12221), (1936, 10504), (2222, 9152), (2288, 8888), (2626, 7744), (3146, 6464), (3232, 6292), (3872, 5252), (4444, 4576)]