20281192

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1543}}^1$

素因数の和:1633

約数の個数: 32

約数和(自身を含む): 40020480

約数和(自身を除く): 19739288

約数列:

[1, 2, 4, 8, 31, 53, 62, 106, 124, 212, 248, 424, 1543, 1643, 3086, 3286, 6172, 6572, 12344, 13144, 47833, 81779, 95666, 163558, 191332, 327116, 382664, 654232, 2535149, 5070298, 10140596, 20281192]

約数ペア:

[(1, 20281192), (2, 10140596), (4, 5070298), (8, 2535149), (31, 654232), (53, 382664), (62, 327116), (106, 191332), (124, 163558), (212, 95666), (248, 81779), (424, 47833), (1543, 13144), (1643, 12344), (3086, 6572), (3286, 6172)]