19993386

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6521}}^1$

素因数の和:6606

約数の個数: 32

約数和(自身を含む): 46332288

約数和(自身を除く): 26338902

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 219, 438, 511, 1022, 1533, 3066, 6521, 13042, 19563, 39126, 45647, 91294, 136941, 273882, 476033, 952066, 1428099, 2856198, 3332231, 6664462, 9996693, 19993386]

約数ペア:

[(1, 19993386), (2, 9996693), (3, 6664462), (6, 3332231), (7, 2856198), (14, 1428099), (21, 952066), (42, 476033), (73, 273882), (146, 136941), (219, 91294), (438, 45647), (511, 39126), (1022, 19563), (1533, 13042), (3066, 6521)]