25998878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 43338240

約数和(自身を除く): 17339362

約数列:

[1, 2, 19, 23, 38, 46, 151, 197, 302, 394, 437, 874, 2869, 3473, 3743, 4531, 5738, 6946, 7486, 9062, 29747, 59494, 65987, 86089, 131974, 172178, 565193, 684181, 1130386, 1368362, 12999439, 25998878]

約数ペア:

[(1, 25998878), (2, 12999439), (19, 1368362), (23, 1130386), (38, 684181), (46, 565193), (151, 172178), (197, 131974), (302, 86089), (394, 65987), (437, 59494), (874, 29747), (2869, 9062), (3473, 7486), (3743, 6946), (4531, 5738)]