631711354

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{2917}}^1$

素因数の和:3118

約数の個数: 32

約数和(自身を含む): 1029470400

約数和(自身を除く): 397759046

約数列:

[1, 2, 19, 38, 41, 82, 139, 278, 779, 1558, 2641, 2917, 5282, 5699, 5834, 11398, 55423, 108281, 110846, 119597, 216562, 239194, 405463, 810926, 2272343, 4544686, 7703797, 15407594, 16623983, 33247966, 315855677, 631711354]

約数ペア:

[(1, 631711354), (2, 315855677), (19, 33247966), (38, 16623983), (41, 15407594), (82, 7703797), (139, 4544686), (278, 2272343), (779, 810926), (1558, 405463), (2641, 239194), (2917, 216562), (5282, 119597), (5699, 110846), (5834, 108281), (11398, 55423)]