30931966

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{22447}}^1$

素因数の和:22515

約数の個数: 16

約数和(自身を含む): 50912064

約数和(自身を除く): 19980098

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 22447, 44894, 291811, 583622, 1189691, 2379382, 15465983, 30931966]

約数ペア:

[(1, 30931966), (2, 15465983), (13, 2379382), (26, 1189691), (53, 583622), (106, 291811), (689, 44894), (1378, 22447)]