16858890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9859}}^1$

素因数の和:9891

約数の個数: 48

約数和(自身を含む): 46144800

約数和(自身を除く): 29285910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 9859, 19718, 29577, 49295, 59154, 88731, 98590, 147885, 177462, 187321, 295770, 374642, 443655, 561963, 887310, 936605, 1123926, 1685889, 1873210, 2809815, 3371778, 5619630, 8429445, 16858890]

約数ペア:

[(1, 16858890), (2, 8429445), (3, 5619630), (5, 3371778), (6, 2809815), (9, 1873210), (10, 1685889), (15, 1123926), (18, 936605), (19, 887310), (30, 561963), (38, 443655), (45, 374642), (57, 295770), (90, 187321), (95, 177462), (114, 147885), (171, 98590), (190, 88731), (285, 59154), (342, 49295), (570, 29577), (855, 19718), (1710, 9859)]