18888204

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2239}}^1$

素因数の和:2302

約数の個数: 48

約数和(自身を含む): 47667200

約数和(自身を除く): 28778996

約数列:

[1, 2, 3, 4, 6, 12, 19, 37, 38, 57, 74, 76, 111, 114, 148, 222, 228, 444, 703, 1406, 2109, 2239, 2812, 4218, 4478, 6717, 8436, 8956, 13434, 26868, 42541, 82843, 85082, 127623, 165686, 170164, 248529, 255246, 331372, 497058, 510492, 994116, 1574017, 3148034, 4722051, 6296068, 9444102, 18888204]

約数ペア:

[(1, 18888204), (2, 9444102), (3, 6296068), (4, 4722051), (6, 3148034), (12, 1574017), (19, 994116), (37, 510492), (38, 497058), (57, 331372), (74, 255246), (76, 248529), (111, 170164), (114, 165686), (148, 127623), (222, 85082), (228, 82843), (444, 42541), (703, 26868), (1406, 13434), (2109, 8956), (2239, 8436), (2812, 6717), (4218, 4478)]