20090568992

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149519}}^1$

素因数の和:149578

約数の個数: 96

約数和(自身を含む): 47475590400

約数和(自身を除く): 27385021408

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 32, 34, 38, 52, 68, 76, 104, 136, 152, 208, 221, 247, 272, 304, 323, 416, 442, 494, 544, 608, 646, 884, 988, 1292, 1768, 1976, 2584, 3536, 3952, 4199, 5168, 7072, 7904, 8398, 10336, 16796, 33592, 67184, 134368, 149519, 299038, 598076, 1196152, 1943747, 2392304, 2541823, 2840861, 3887494, 4784608, 5083646, 5681722, 7774988, 10167292, 11363444, 15549976, 20334584, 22726888, 31099952, 33043699, 36931193, 40669168, 45453776, 48294637, 62199904, 66087398, 73862386, 81338336, 90907552, 96589274, 132174796, 147724772, 193178548, 264349592, 295449544, 386357096, 528699184, 590899088, 627830281, 772714192, 1057398368, 1181798176, 1255660562, 1545428384, 2511321124, 5022642248, 10045284496, 20090568992]

約数ペア:

[(1, 20090568992), (2, 10045284496), (4, 5022642248), (8, 2511321124), (13, 1545428384), (16, 1255660562), (17, 1181798176), (19, 1057398368), (26, 772714192), (32, 627830281), (34, 590899088), (38, 528699184), (52, 386357096), (68, 295449544), (76, 264349592), (104, 193178548), (136, 147724772), (152, 132174796), (208, 96589274), (221, 90907552), (247, 81338336), (272, 73862386), (304, 66087398), (323, 62199904), (416, 48294637), (442, 45453776), (494, 40669168), (544, 36931193), (608, 33043699), (646, 31099952), (884, 22726888), (988, 20334584), (1292, 15549976), (1768, 11363444), (1976, 10167292), (2584, 7774988), (3536, 5681722), (3952, 5083646), (4199, 4784608), (5168, 3887494), (7072, 2840861), (7904, 2541823), (8398, 2392304), (10336, 1943747), (16796, 1196152), (33592, 598076), (67184, 299038), (134368, 149519)]