1856004774

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{1669}}^1$

素因数の和:2009

約数の個数: 64

約数和(自身を含む): 4090564800

約数和(自身を除く): 2234560026

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 269, 318, 538, 689, 807, 1378, 1614, 1669, 2067, 3338, 3497, 4134, 5007, 6994, 10014, 10491, 14257, 20982, 21697, 28514, 42771, 43394, 65091, 85542, 88457, 130182, 176914, 185341, 265371, 370682, 448961, 530742, 556023, 897922, 1112046, 1149941, 1346883, 2299882, 2693766, 3449823, 5836493, 6899646, 11672986, 17509479, 23794933, 35018958, 47589866, 71384799, 142769598, 309334129, 618668258, 928002387, 1856004774]

約数ペア:

[(1, 1856004774), (2, 928002387), (3, 618668258), (6, 309334129), (13, 142769598), (26, 71384799), (39, 47589866), (53, 35018958), (78, 23794933), (106, 17509479), (159, 11672986), (269, 6899646), (318, 5836493), (538, 3449823), (689, 2693766), (807, 2299882), (1378, 1346883), (1614, 1149941), (1669, 1112046), (2067, 897922), (3338, 556023), (3497, 530742), (4134, 448961), (5007, 370682), (6994, 265371), (10014, 185341), (10491, 176914), (14257, 130182), (20982, 88457), (21697, 85542), (28514, 65091), (42771, 43394)]