51509456

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9967}}^1$

素因数の和:10011

約数の個数: 40

約数和(自身を含む): 111242880

約数和(自身を除く): 59733424

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 9967, 19934, 39868, 79736, 159472, 169439, 189373, 338878, 378746, 677756, 757492, 1355512, 1514984, 2711024, 3029968, 3219341, 6438682, 12877364, 25754728, 51509456]

約数ペア:

[(1, 51509456), (2, 25754728), (4, 12877364), (8, 6438682), (16, 3219341), (17, 3029968), (19, 2711024), (34, 1514984), (38, 1355512), (68, 757492), (76, 677756), (136, 378746), (152, 338878), (272, 189373), (304, 169439), (323, 159472), (646, 79736), (1292, 39868), (2584, 19934), (5168, 9967)]