18481792

素因数分解:

$2^7\times 7^1\times {\mathrm{20627}}^1$

素因数の和:20648

約数の個数: 32

約数和(自身を含む): 42081120

約数和(自身を除く): 23599328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 20627, 41254, 82508, 144389, 165016, 288778, 330032, 577556, 660064, 1155112, 1320128, 2310224, 2640256, 4620448, 9240896, 18481792]

約数ペア:

[(1, 18481792), (2, 9240896), (4, 4620448), (7, 2640256), (8, 2310224), (14, 1320128), (16, 1155112), (28, 660064), (32, 577556), (56, 330032), (64, 288778), (112, 165016), (128, 144389), (224, 82508), (448, 41254), (896, 20627)]