20017792

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{8231}}^1$

素因数の和:8264

約数の個数: 32

約数和(自身を含む): 41983200

約数和(自身を除く): 21965408

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 8231, 16462, 32924, 65848, 131696, 156389, 263392, 312778, 526784, 625556, 1053568, 1251112, 2502224, 5004448, 10008896, 20017792]

約数ペア:

[(1, 20017792), (2, 10008896), (4, 5004448), (8, 2502224), (16, 1251112), (19, 1053568), (32, 625556), (38, 526784), (64, 312778), (76, 263392), (128, 156389), (152, 131696), (304, 65848), (608, 32924), (1216, 16462), (2432, 8231)]