20887632

素因数分解:

$2^4\times 3^4\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:318

約数の個数: 100

約数和(自身を含む): 61576416

約数和(自身を除く): 40688784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 71, 72, 81, 108, 142, 144, 162, 213, 216, 227, 284, 324, 426, 432, 454, 568, 639, 648, 681, 852, 908, 1136, 1278, 1296, 1362, 1704, 1816, 1917, 2043, 2556, 2724, 3408, 3632, 3834, 4086, 5112, 5448, 5751, 6129, 7668, 8172, 10224, 10896, 11502, 12258, 15336, 16117, 16344, 18387, 23004, 24516, 30672, 32234, 32688, 36774, 46008, 48351, 49032, 64468, 73548, 92016, 96702, 98064, 128936, 145053, 147096, 193404, 257872, 290106, 294192, 386808, 435159, 580212, 773616, 870318, 1160424, 1305477, 1740636, 2320848, 2610954, 3481272, 5221908, 6962544, 10443816, 20887632]

約数ペア:

[(1, 20887632), (2, 10443816), (3, 6962544), (4, 5221908), (6, 3481272), (8, 2610954), (9, 2320848), (12, 1740636), (16, 1305477), (18, 1160424), (24, 870318), (27, 773616), (36, 580212), (48, 435159), (54, 386808), (71, 294192), (72, 290106), (81, 257872), (108, 193404), (142, 147096), (144, 145053), (162, 128936), (213, 98064), (216, 96702), (227, 92016), (284, 73548), (324, 64468), (426, 49032), (432, 48351), (454, 46008), (568, 36774), (639, 32688), (648, 32234), (681, 30672), (852, 24516), (908, 23004), (1136, 18387), (1278, 16344), (1296, 16117), (1362, 15336), (1704, 12258), (1816, 11502), (1917, 10896), (2043, 10224), (2556, 8172), (2724, 7668), (3408, 6129), (3632, 5751), (3834, 5448), (4086, 5112)]