16641864

素因数分解:

$2^3\times 3^2\times {\mathrm{181}}^1\times {\mathrm{1277}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 45356220

約数和(自身を除く): 28714356

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 181, 362, 543, 724, 1086, 1277, 1448, 1629, 2172, 2554, 3258, 3831, 4344, 5108, 6516, 7662, 10216, 11493, 13032, 15324, 22986, 30648, 45972, 91944, 231137, 462274, 693411, 924548, 1386822, 1849096, 2080233, 2773644, 4160466, 5547288, 8320932, 16641864]

約数ペア:

[(1, 16641864), (2, 8320932), (3, 5547288), (4, 4160466), (6, 2773644), (8, 2080233), (9, 1849096), (12, 1386822), (18, 924548), (24, 693411), (36, 462274), (72, 231137), (181, 91944), (362, 45972), (543, 30648), (724, 22986), (1086, 15324), (1277, 13032), (1448, 11493), (1629, 10216), (2172, 7662), (2554, 6516), (3258, 5108), (3831, 4344)]