20743264

素因数分解:

$2^5\times {\mathrm{17}}^2\times {\mathrm{2243}}^1$

素因数の和:2287

約数の個数: 36

約数和(自身を含む): 43401204

約数和(自身を除く): 22657940

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 289, 544, 578, 1156, 2243, 2312, 4486, 4624, 8972, 9248, 17944, 35888, 38131, 71776, 76262, 152524, 305048, 610096, 648227, 1220192, 1296454, 2592908, 5185816, 10371632, 20743264]

約数ペア:

[(1, 20743264), (2, 10371632), (4, 5185816), (8, 2592908), (16, 1296454), (17, 1220192), (32, 648227), (34, 610096), (68, 305048), (136, 152524), (272, 76262), (289, 71776), (544, 38131), (578, 35888), (1156, 17944), (2243, 9248), (2312, 8972), (4486, 4624)]