18287862

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{439}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 37635840

約数和(自身を除く): 19347978

約数列:

[1, 2, 3, 6, 53, 106, 131, 159, 262, 318, 393, 439, 786, 878, 1317, 2634, 6943, 13886, 20829, 23267, 41658, 46534, 57509, 69801, 115018, 139602, 172527, 345054, 3047977, 6095954, 9143931, 18287862]

約数ペア:

[(1, 18287862), (2, 9143931), (3, 6095954), (6, 3047977), (53, 345054), (106, 172527), (131, 139602), (159, 115018), (262, 69801), (318, 57509), (393, 46534), (439, 41658), (786, 23267), (878, 20829), (1317, 13886), (2634, 6943)]