20163460744

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18950621}}^1$

素因数の和:18950653

約数の個数: 32

約数和(自身を含む): 45481492800

約数和(自身を除く): 25318032056

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 18950621, 37901242, 75802484, 132654347, 151604968, 265308694, 360061799, 530617388, 720123598, 1061234776, 1440247196, 2520432593, 2880494392, 5040865186, 10081730372, 20163460744]

約数ペア:

[(1, 20163460744), (2, 10081730372), (4, 5040865186), (7, 2880494392), (8, 2520432593), (14, 1440247196), (19, 1061234776), (28, 720123598), (38, 530617388), (56, 360061799), (76, 265308694), (133, 151604968), (152, 132654347), (266, 75802484), (532, 37901242), (1064, 18950621)]