28704744

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{20983}}^1$

素因数の和:21014

約数の個数: 48

約数和(自身を含む): 81837600

約数和(自身を除く): 53132856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 20983, 41966, 62949, 83932, 125898, 167864, 188847, 251796, 377694, 398677, 503592, 755388, 797354, 1196031, 1510776, 1594708, 2392062, 3189416, 3588093, 4784124, 7176186, 9568248, 14352372, 28704744]

約数ペア:

[(1, 28704744), (2, 14352372), (3, 9568248), (4, 7176186), (6, 4784124), (8, 3588093), (9, 3189416), (12, 2392062), (18, 1594708), (19, 1510776), (24, 1196031), (36, 797354), (38, 755388), (57, 503592), (72, 398677), (76, 377694), (114, 251796), (152, 188847), (171, 167864), (228, 125898), (342, 83932), (456, 62949), (684, 41966), (1368, 20983)]