391844144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{17657}}^1$

素因数の和:17757

約数の個数: 40

約数和(自身を含む): 810149040

約数和(自身を除く): 418304896

約数列:

[1, 2, 4, 8, 16, 19, 38, 73, 76, 146, 152, 292, 304, 584, 1168, 1387, 2774, 5548, 11096, 17657, 22192, 35314, 70628, 141256, 282512, 335483, 670966, 1288961, 1341932, 2577922, 2683864, 5155844, 5367728, 10311688, 20623376, 24490259, 48980518, 97961036, 195922072, 391844144]

約数ペア:

[(1, 391844144), (2, 195922072), (4, 97961036), (8, 48980518), (16, 24490259), (19, 20623376), (38, 10311688), (73, 5367728), (76, 5155844), (146, 2683864), (152, 2577922), (292, 1341932), (304, 1288961), (584, 670966), (1168, 335483), (1387, 282512), (2774, 141256), (5548, 70628), (11096, 35314), (17657, 22192)]