19775772

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{2579}}^1$

素因数の和:2663

約数の個数: 48

約数和(自身を含む): 52012800

約数和(自身を除く): 32237028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 2579, 3834, 5158, 7668, 7737, 10316, 15474, 23211, 30948, 46422, 69633, 92844, 139266, 183109, 278532, 366218, 549327, 732436, 1098654, 1647981, 2197308, 3295962, 4943943, 6591924, 9887886, 19775772]

約数ペア:

[(1, 19775772), (2, 9887886), (3, 6591924), (4, 4943943), (6, 3295962), (9, 2197308), (12, 1647981), (18, 1098654), (27, 732436), (36, 549327), (54, 366218), (71, 278532), (108, 183109), (142, 139266), (213, 92844), (284, 69633), (426, 46422), (639, 30948), (852, 23211), (1278, 15474), (1917, 10316), (2556, 7737), (2579, 7668), (3834, 5158)]