31427786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{563}}^1$

素因数の和:710

約数の個数: 32

約数和(自身を含む): 54008640

約数和(自身を除く): 22580854

約数列:

[1, 2, 13, 19, 26, 38, 113, 226, 247, 494, 563, 1126, 1469, 2147, 2938, 4294, 7319, 10697, 14638, 21394, 27911, 55822, 63619, 127238, 139061, 278122, 827047, 1208761, 1654094, 2417522, 15713893, 31427786]

約数ペア:

[(1, 31427786), (2, 15713893), (13, 2417522), (19, 1654094), (26, 1208761), (38, 827047), (113, 278122), (226, 139061), (247, 127238), (494, 63619), (563, 55822), (1126, 27911), (1469, 21394), (2147, 14638), (2938, 10697), (4294, 7319)]