220172958

素因数分解:

$2^1\times 3^3\times {\mathrm{191}}^1\times {\mathrm{21347}}^1$

素因数の和:21549

約数の個数: 32

約数和(自身を含む): 491857920

約数和(自身を除く): 271684962

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 191, 382, 573, 1146, 1719, 3438, 5157, 10314, 21347, 42694, 64041, 128082, 192123, 384246, 576369, 1152738, 4077277, 8154554, 12231831, 24463662, 36695493, 73390986, 110086479, 220172958]

約数ペア:

[(1, 220172958), (2, 110086479), (3, 73390986), (6, 36695493), (9, 24463662), (18, 12231831), (27, 8154554), (54, 4077277), (191, 1152738), (382, 576369), (573, 384246), (1146, 192123), (1719, 128082), (3438, 64041), (5157, 42694), (10314, 21347)]