118709264

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{390491}}^1$

素因数の和:390518

約数の個数: 20

約数和(自身を含む): 242105040

約数和(自身を除く): 123395776

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 390491, 780982, 1561964, 3123928, 6247856, 7419329, 14838658, 29677316, 59354632, 118709264]

約数ペア:

[(1, 118709264), (2, 59354632), (4, 29677316), (8, 14838658), (16, 7419329), (19, 6247856), (38, 3123928), (76, 1561964), (152, 780982), (304, 390491)]