19553394

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:367

約数の個数: 64

約数和(自身を含む): 47692800

約数和(自身を除く): 28139406

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 107, 114, 133, 214, 229, 266, 321, 399, 458, 642, 687, 749, 798, 1374, 1498, 1603, 2033, 2247, 3206, 4066, 4351, 4494, 4809, 6099, 8702, 9618, 12198, 13053, 14231, 24503, 26106, 28462, 30457, 42693, 49006, 60914, 73509, 85386, 91371, 147018, 171521, 182742, 343042, 465557, 514563, 931114, 1029126, 1396671, 2793342, 3258899, 6517798, 9776697, 19553394]

約数ペア:

[(1, 19553394), (2, 9776697), (3, 6517798), (6, 3258899), (7, 2793342), (14, 1396671), (19, 1029126), (21, 931114), (38, 514563), (42, 465557), (57, 343042), (107, 182742), (114, 171521), (133, 147018), (214, 91371), (229, 85386), (266, 73509), (321, 60914), (399, 49006), (458, 42693), (642, 30457), (687, 28462), (749, 26106), (798, 24503), (1374, 14231), (1498, 13053), (1603, 12198), (2033, 9618), (2247, 8702), (3206, 6099), (4066, 4809), (4351, 4494)]