18854370

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{7759}}^1$

素因数の和:7781

約数の個数: 48

約数和(自身を含む): 50843520

約数和(自身を除く): 31989150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 7759, 15518, 23277, 38795, 46554, 69831, 77590, 116385, 139662, 209493, 232770, 349155, 418986, 628479, 698310, 1047465, 1256958, 1885437, 2094930, 3142395, 3770874, 6284790, 9427185, 18854370]

約数ペア:

[(1, 18854370), (2, 9427185), (3, 6284790), (5, 3770874), (6, 3142395), (9, 2094930), (10, 1885437), (15, 1256958), (18, 1047465), (27, 698310), (30, 628479), (45, 418986), (54, 349155), (81, 232770), (90, 209493), (135, 139662), (162, 116385), (243, 77590), (270, 69831), (405, 46554), (486, 38795), (810, 23277), (1215, 15518), (2430, 7759)]