2155664

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1013}}^1$

素因数の和:1047

約数の個数: 40

約数和(自身を含む): 5029440

約数和(自身を除く): 2873776

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1013, 1064, 2026, 2128, 4052, 7091, 8104, 14182, 16208, 19247, 28364, 38494, 56728, 76988, 113456, 134729, 153976, 269458, 307952, 538916, 1077832, 2155664]

約数ペア:

[(1, 2155664), (2, 1077832), (4, 538916), (7, 307952), (8, 269458), (14, 153976), (16, 134729), (19, 113456), (28, 76988), (38, 56728), (56, 38494), (76, 28364), (112, 19247), (133, 16208), (152, 14182), (266, 8104), (304, 7091), (532, 4052), (1013, 2128), (1064, 2026)]