20177916

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2153}}^1$

素因数の和:2242

約数の個数: 48

約数和(自身を含む): 52109568

約数和(自身を除く): 31931652

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 132, 142, 213, 284, 426, 781, 852, 1562, 2153, 2343, 3124, 4306, 4686, 6459, 8612, 9372, 12918, 23683, 25836, 47366, 71049, 94732, 142098, 152863, 284196, 305726, 458589, 611452, 917178, 1681493, 1834356, 3362986, 5044479, 6725972, 10088958, 20177916]

約数ペア:

[(1, 20177916), (2, 10088958), (3, 6725972), (4, 5044479), (6, 3362986), (11, 1834356), (12, 1681493), (22, 917178), (33, 611452), (44, 458589), (66, 305726), (71, 284196), (132, 152863), (142, 142098), (213, 94732), (284, 71049), (426, 47366), (781, 25836), (852, 23683), (1562, 12918), (2153, 9372), (2343, 8612), (3124, 6459), (4306, 4686)]