20180860089

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{23911}}^1$

素因数の和:24030

約数の個数: 64

約数和(自身を含む): 32780482560

約数和(自身を除く): 12599622471

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 67, 201, 221, 247, 323, 663, 741, 871, 969, 1139, 1273, 2613, 3417, 3819, 4199, 12597, 14807, 16549, 21641, 23911, 44421, 49647, 64923, 71733, 281333, 310843, 406487, 454309, 843999, 932529, 1219461, 1362927, 1602037, 4806111, 5284331, 5906017, 7723253, 15852993, 17718051, 20826481, 23169759, 27234629, 30438703, 62479443, 81703887, 91316109, 100402289, 301206867, 354050177, 395703139, 517457951, 1062150531, 1187109417, 1552373853, 6726953363, 20180860089]

約数ペア:

[(1, 20180860089), (3, 6726953363), (13, 1552373853), (17, 1187109417), (19, 1062150531), (39, 517457951), (51, 395703139), (57, 354050177), (67, 301206867), (201, 100402289), (221, 91316109), (247, 81703887), (323, 62479443), (663, 30438703), (741, 27234629), (871, 23169759), (969, 20826481), (1139, 17718051), (1273, 15852993), (2613, 7723253), (3417, 5906017), (3819, 5284331), (4199, 4806111), (12597, 1602037), (14807, 1362927), (16549, 1219461), (21641, 932529), (23911, 843999), (44421, 454309), (49647, 406487), (64923, 310843), (71733, 281333)]