31996456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1163}}^1$

素因数の和:1369

約数の個数: 32

約数和(自身を含む): 63554400

約数和(自身を除く): 31557944

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 181, 362, 724, 1163, 1448, 2326, 3439, 4652, 6878, 9304, 13756, 22097, 27512, 44194, 88388, 176776, 210503, 421006, 842012, 1684024, 3999557, 7999114, 15998228, 31996456]

約数ペア:

[(1, 31996456), (2, 15998228), (4, 7999114), (8, 3999557), (19, 1684024), (38, 842012), (76, 421006), (152, 210503), (181, 176776), (362, 88388), (724, 44194), (1163, 27512), (1448, 22097), (2326, 13756), (3439, 9304), (4652, 6878)]