19807944

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{63487}}^1$

素因数の和:63509

約数の個数: 32

約数和(自身を含む): 53329920

約数和(自身を除く): 33521976

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 63487, 126974, 190461, 253948, 380922, 507896, 761844, 825331, 1523688, 1650662, 2475993, 3301324, 4951986, 6602648, 9903972, 19807944]

約数ペア:

[(1, 19807944), (2, 9903972), (3, 6602648), (4, 4951986), (6, 3301324), (8, 2475993), (12, 1650662), (13, 1523688), (24, 825331), (26, 761844), (39, 507896), (52, 380922), (78, 253948), (104, 190461), (156, 126974), (312, 63487)]