18738304

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{11261}}^1$

素因数の和:11288

約数の個数: 32

約数和(自身を含む): 40205340

約数和(自身を除く): 21467036

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 11261, 22522, 45044, 90088, 146393, 180176, 292786, 360352, 585572, 720704, 1171144, 1441408, 2342288, 4684576, 9369152, 18738304]

約数ペア:

[(1, 18738304), (2, 9369152), (4, 4684576), (8, 2342288), (13, 1441408), (16, 1171144), (26, 720704), (32, 585572), (52, 360352), (64, 292786), (104, 180176), (128, 146393), (208, 90088), (416, 45044), (832, 22522), (1664, 11261)]