219403964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{37339}}^1$

素因数の和:37469

約数の個数: 24

約数和(自身を含む): 417162480

約数和(自身を除く): 197758516

約数列:

[1, 2, 4, 13, 26, 52, 113, 226, 452, 1469, 2938, 5876, 37339, 74678, 149356, 485407, 970814, 1941628, 4219307, 8438614, 16877228, 54850991, 109701982, 219403964]

約数ペア:

[(1, 219403964), (2, 109701982), (4, 54850991), (13, 16877228), (26, 8438614), (52, 4219307), (113, 1941628), (226, 970814), (452, 485407), (1469, 149356), (2938, 74678), (5876, 37339)]