18785830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1607}}^1$

素因数の和:1788

約数の個数: 32

約数和(自身を含む): 38900736

約数和(自身を除く): 20114906

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 167, 334, 835, 1169, 1607, 1670, 2338, 3214, 5845, 8035, 11249, 11690, 16070, 22498, 56245, 112490, 268369, 536738, 1341845, 1878583, 2683690, 3757166, 9392915, 18785830]

約数ペア:

[(1, 18785830), (2, 9392915), (5, 3757166), (7, 2683690), (10, 1878583), (14, 1341845), (35, 536738), (70, 268369), (167, 112490), (334, 56245), (835, 22498), (1169, 16070), (1607, 11690), (1670, 11249), (2338, 8035), (3214, 5845)]