18686465

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 27095040

約数和(自身を除く): 8408575

約数列:

[1, 5, 7, 23, 35, 115, 139, 161, 167, 695, 805, 835, 973, 1169, 3197, 3841, 4865, 5845, 15985, 19205, 22379, 23213, 26887, 111895, 116065, 134435, 162491, 533899, 812455, 2669495, 3737293, 18686465]

約数ペア:

[(1, 18686465), (5, 3737293), (7, 2669495), (23, 812455), (35, 533899), (115, 162491), (139, 134435), (161, 116065), (167, 111895), (695, 26887), (805, 23213), (835, 22379), (973, 19205), (1169, 15985), (3197, 5845), (3841, 4865)]