220155736

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{19841}}^1$

素因数の和:19939

約数の個数: 32

約数和(自身を含む): 440492400

約数和(自身を除く): 220336664

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 584, 1387, 2774, 5548, 11096, 19841, 39682, 79364, 158728, 376979, 753958, 1448393, 1507916, 2896786, 3015832, 5793572, 11587144, 27519467, 55038934, 110077868, 220155736]

約数ペア:

[(1, 220155736), (2, 110077868), (4, 55038934), (8, 27519467), (19, 11587144), (38, 5793572), (73, 3015832), (76, 2896786), (146, 1507916), (152, 1448393), (292, 753958), (584, 376979), (1387, 158728), (2774, 79364), (5548, 39682), (11096, 19841)]