18487038

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{631}}^1$

素因数の和:912

約数の個数: 32

約数和(自身を含む): 39133440

約数和(自身を除く): 20646402

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 257, 514, 631, 771, 1262, 1542, 1893, 3786, 4883, 9766, 11989, 14649, 23978, 29298, 35967, 71934, 162167, 324334, 486501, 973002, 3081173, 6162346, 9243519, 18487038]

約数ペア:

[(1, 18487038), (2, 9243519), (3, 6162346), (6, 3081173), (19, 973002), (38, 486501), (57, 324334), (114, 162167), (257, 71934), (514, 35967), (631, 29298), (771, 23978), (1262, 14649), (1542, 11989), (1893, 9766), (3786, 4883)]