219942512

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{181}}^1\times {\mathrm{439}}^1$

素因数の和:801

約数の個数: 40

約数和(自身を含む): 431951520

約数和(自身を除く): 212009008

約数列:

[1, 2, 4, 8, 16, 173, 181, 346, 362, 439, 692, 724, 878, 1384, 1448, 1756, 2768, 2896, 3512, 7024, 31313, 62626, 75947, 79459, 125252, 151894, 158918, 250504, 303788, 317836, 501008, 607576, 635672, 1215152, 1271344, 13746407, 27492814, 54985628, 109971256, 219942512]

約数ペア:

[(1, 219942512), (2, 109971256), (4, 54985628), (8, 27492814), (16, 13746407), (173, 1271344), (181, 1215152), (346, 635672), (362, 607576), (439, 501008), (692, 317836), (724, 303788), (878, 250504), (1384, 158918), (1448, 151894), (1756, 125252), (2768, 79459), (2896, 75947), (3512, 62626), (7024, 31313)]