2153992

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 4377600

約数和(自身を除く): 2223608

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 383, 703, 766, 1406, 1532, 2812, 3064, 5624, 7277, 14171, 14554, 28342, 29108, 56684, 58216, 113368, 269249, 538498, 1076996, 2153992]

約数ペア:

[(1, 2153992), (2, 1076996), (4, 538498), (8, 269249), (19, 113368), (37, 58216), (38, 56684), (74, 29108), (76, 28342), (148, 14554), (152, 14171), (296, 7277), (383, 5624), (703, 3064), (766, 2812), (1406, 1532)]