18864690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48371}}^1$

素因数の和:48394

約数の個数: 32

約数和(自身を含む): 48758976

約数和(自身を除く): 29894286

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 48371, 96742, 145113, 241855, 290226, 483710, 628823, 725565, 1257646, 1451130, 1886469, 3144115, 3772938, 6288230, 9432345, 18864690]

約数ペア:

[(1, 18864690), (2, 9432345), (3, 6288230), (5, 3772938), (6, 3144115), (10, 1886469), (13, 1451130), (15, 1257646), (26, 725565), (30, 628823), (39, 483710), (65, 290226), (78, 241855), (130, 145113), (195, 96742), (390, 48371)]