20361172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 41997312

約数和(自身を除く): 21636140

約数列:

[1, 2, 4, 13, 17, 26, 31, 34, 52, 62, 68, 124, 221, 403, 442, 527, 743, 806, 884, 1054, 1486, 1612, 2108, 2972, 6851, 9659, 12631, 13702, 19318, 23033, 25262, 27404, 38636, 46066, 50524, 92132, 164203, 299429, 328406, 391561, 598858, 656812, 783122, 1197716, 1566244, 5090293, 10180586, 20361172]

約数ペア:

[(1, 20361172), (2, 10180586), (4, 5090293), (13, 1566244), (17, 1197716), (26, 783122), (31, 656812), (34, 598858), (52, 391561), (62, 328406), (68, 299429), (124, 164203), (221, 92132), (403, 50524), (442, 46066), (527, 38636), (743, 27404), (806, 25262), (884, 23033), (1054, 19318), (1486, 13702), (1612, 12631), (2108, 9659), (2972, 6851)]