19539104

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{3613}}^1$

素因数の和:3649

約数の個数: 36

約数和(自身を含む): 41665806

約数和(自身を除く): 22126702

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 338, 416, 676, 1352, 2704, 3613, 5408, 7226, 14452, 28904, 46969, 57808, 93938, 115616, 187876, 375752, 610597, 751504, 1221194, 1503008, 2442388, 4884776, 9769552, 19539104]

約数ペア:

[(1, 19539104), (2, 9769552), (4, 4884776), (8, 2442388), (13, 1503008), (16, 1221194), (26, 751504), (32, 610597), (52, 375752), (104, 187876), (169, 115616), (208, 93938), (338, 57808), (416, 46969), (676, 28904), (1352, 14452), (2704, 7226), (3613, 5408)]