18248854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:145

約数の個数: 64

約数和(自身を含む): 34292160

約数和(自身を除く): 16043306

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 41, 53, 82, 106, 221, 247, 323, 442, 494, 533, 646, 689, 697, 779, 901, 1007, 1066, 1378, 1394, 1558, 1802, 2014, 2173, 4199, 4346, 8398, 9061, 10127, 11713, 13091, 13243, 17119, 18122, 20254, 23426, 26182, 26486, 28249, 34238, 36941, 41287, 56498, 73882, 82574, 172159, 222547, 344318, 445094, 480233, 536731, 701879, 960466, 1073462, 1403758, 9124427, 18248854]

約数ペア:

[(1, 18248854), (2, 9124427), (13, 1403758), (17, 1073462), (19, 960466), (26, 701879), (34, 536731), (38, 480233), (41, 445094), (53, 344318), (82, 222547), (106, 172159), (221, 82574), (247, 73882), (323, 56498), (442, 41287), (494, 36941), (533, 34238), (646, 28249), (689, 26486), (697, 26182), (779, 23426), (901, 20254), (1007, 18122), (1066, 17119), (1378, 13243), (1394, 13091), (1558, 11713), (1802, 10127), (2014, 9061), (2173, 8398), (4199, 4346)]