17499988

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:229

約数の個数: 48

約数和(自身を含む): 35663040

約数和(自身を除く): 18163052

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 173, 209, 242, 346, 418, 484, 692, 836, 1331, 1903, 2299, 2662, 3287, 3806, 4598, 5324, 6574, 7612, 9196, 13148, 20933, 25289, 36157, 41866, 50578, 72314, 83732, 101156, 144628, 230263, 397727, 460526, 795454, 921052, 1590908, 4374997, 8749994, 17499988]

約数ペア:

[(1, 17499988), (2, 8749994), (4, 4374997), (11, 1590908), (19, 921052), (22, 795454), (38, 460526), (44, 397727), (76, 230263), (121, 144628), (173, 101156), (209, 83732), (242, 72314), (346, 50578), (418, 41866), (484, 36157), (692, 25289), (836, 20933), (1331, 13148), (1903, 9196), (2299, 7612), (2662, 6574), (3287, 5324), (3806, 4598)]