18617946

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 38320128

約数和(自身を除く): 19702182

約数列:

[1, 2, 3, 6, 53, 106, 127, 159, 254, 318, 381, 461, 762, 922, 1383, 2766, 6731, 13462, 20193, 24433, 40386, 48866, 58547, 73299, 117094, 146598, 175641, 351282, 3102991, 6205982, 9308973, 18617946]

約数ペア:

[(1, 18617946), (2, 9308973), (3, 6205982), (6, 3102991), (53, 351282), (106, 175641), (127, 146598), (159, 117094), (254, 73299), (318, 58547), (381, 48866), (461, 40386), (762, 24433), (922, 20193), (1383, 13462), (2766, 6731)]