19869256

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5507}}^1$

素因数の和:5565

約数の個数: 32

約数和(自身を含む): 41640480

約数和(自身を除く): 21771224

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 5507, 11014, 22028, 44056, 60577, 121154, 225787, 242308, 451574, 484616, 903148, 1806296, 2483657, 4967314, 9934628, 19869256]

約数ペア:

[(1, 19869256), (2, 9934628), (4, 4967314), (8, 2483657), (11, 1806296), (22, 903148), (41, 484616), (44, 451574), (82, 242308), (88, 225787), (164, 121154), (328, 60577), (451, 44056), (902, 22028), (1804, 11014), (3608, 5507)]