18318356

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4919}}^1$

素因数の和:4956

約数の個数: 36

約数和(自身を含む): 39261600

約数和(自身を除く): 20943244

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 4919, 9838, 19676, 34433, 68866, 93461, 137732, 186922, 241031, 373844, 482062, 654227, 964124, 1308454, 2616908, 4579589, 9159178, 18318356]

約数ペア:

[(1, 18318356), (2, 9159178), (4, 4579589), (7, 2616908), (14, 1308454), (19, 964124), (28, 654227), (38, 482062), (49, 373844), (76, 241031), (98, 186922), (133, 137732), (196, 93461), (266, 68866), (532, 34433), (931, 19676), (1862, 9838), (3724, 4919)]