198974368

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{200579}}^1$

素因数の和:200620

約数の個数: 24

約数和(自身を含む): 404369280

約数和(自身を除く): 205394912

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 200579, 401158, 802316, 1604632, 3209264, 6217949, 6418528, 12435898, 24871796, 49743592, 99487184, 198974368]

約数ペア:

[(1, 198974368), (2, 99487184), (4, 49743592), (8, 24871796), (16, 12435898), (31, 6418528), (32, 6217949), (62, 3209264), (124, 1604632), (248, 802316), (496, 401158), (992, 200579)]