19991296

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{6007}}^1$

素因数の和:6036

約数の個数: 36

約数和(自身を含む): 42981232

約数和(自身を除く): 22989936

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 6007, 12014, 24028, 48056, 78091, 96112, 156182, 192224, 312364, 384448, 624728, 768896, 1249456, 1537792, 2498912, 4997824, 9995648, 19991296]

約数ペア:

[(1, 19991296), (2, 9995648), (4, 4997824), (8, 2498912), (13, 1537792), (16, 1249456), (26, 768896), (32, 624728), (52, 384448), (64, 312364), (104, 192224), (128, 156182), (208, 96112), (256, 78091), (416, 48056), (832, 24028), (1664, 12014), (3328, 6007)]