20042288

素因数分解:

$2^4\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1201}}^1$

素因数の和:1365

約数の個数: 40

約数和(自身を含む): 44714400

約数和(自身を除く): 24672112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 149, 298, 596, 1043, 1192, 1201, 2086, 2384, 2402, 4172, 4804, 8344, 8407, 9608, 16688, 16814, 19216, 33628, 67256, 134512, 178949, 357898, 715796, 1252643, 1431592, 2505286, 2863184, 5010572, 10021144, 20042288]

約数ペア:

[(1, 20042288), (2, 10021144), (4, 5010572), (7, 2863184), (8, 2505286), (14, 1431592), (16, 1252643), (28, 715796), (56, 357898), (112, 178949), (149, 134512), (298, 67256), (596, 33628), (1043, 19216), (1192, 16814), (1201, 16688), (2086, 9608), (2384, 8407), (2402, 8344), (4172, 4804)]