18851835

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1031}}^1$

素因数の和:1115

約数の個数: 32

約数和(自身を含む): 32099328

約数和(自身を除く): 13247493

約数列:

[1, 3, 5, 15, 23, 53, 69, 115, 159, 265, 345, 795, 1031, 1219, 3093, 3657, 5155, 6095, 15465, 18285, 23713, 54643, 71139, 118565, 163929, 273215, 355695, 819645, 1256789, 3770367, 6283945, 18851835]

約数ペア:

[(1, 18851835), (3, 6283945), (5, 3770367), (15, 1256789), (23, 819645), (53, 355695), (69, 273215), (115, 163929), (159, 118565), (265, 71139), (345, 54643), (795, 23713), (1031, 18285), (1219, 15465), (3093, 6095), (3657, 5155)]