40897792

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{12289}}^1$

素因数の和:12318

約数の個数: 36

約数和(自身を含む): 87922660

約数和(自身を除く): 47024868

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 12289, 24578, 49156, 98312, 159757, 196624, 319514, 393248, 639028, 786496, 1278056, 1572992, 2556112, 3145984, 5112224, 10224448, 20448896, 40897792]

約数ペア:

[(1, 40897792), (2, 20448896), (4, 10224448), (8, 5112224), (13, 3145984), (16, 2556112), (26, 1572992), (32, 1278056), (52, 786496), (64, 639028), (104, 393248), (128, 319514), (208, 196624), (256, 159757), (416, 98312), (832, 49156), (1664, 24578), (3328, 12289)]