19316830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1069}}^1$

素因数の和:1228

約数の個数: 32

約数和(自身を含む): 37749600

約数和(自身を除く): 18432770

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139, 278, 695, 1069, 1390, 1807, 2138, 3614, 5345, 9035, 10690, 13897, 18070, 27794, 69485, 138970, 148591, 297182, 742955, 1485910, 1931683, 3863366, 9658415, 19316830]

約数ペア:

[(1, 19316830), (2, 9658415), (5, 3863366), (10, 1931683), (13, 1485910), (26, 742955), (65, 297182), (130, 148591), (139, 138970), (278, 69485), (695, 27794), (1069, 18070), (1390, 13897), (1807, 10690), (2138, 9035), (3614, 5345)]