19638961936

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1303}}^1\times {\mathrm{2953}}^1$

素因数の和:4304

約数の個数: 80

約数和(自身を含む): 42988498560

約数和(自身を除く): 23349536624

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 176, 232, 319, 464, 638, 1276, 1303, 2552, 2606, 2953, 5104, 5212, 5906, 10424, 11812, 14333, 20848, 23624, 28666, 32483, 37787, 47248, 57332, 64966, 75574, 85637, 114664, 129932, 151148, 171274, 229328, 259864, 302296, 342548, 415657, 519728, 604592, 685096, 831314, 942007, 1370192, 1662628, 1884014, 3325256, 3768028, 3847759, 6650512, 7536056, 7695518, 15072112, 15391036, 30782072, 42325349, 61564144, 84650698, 111585011, 169301396, 223170022, 338602792, 446340044, 677205584, 892680088, 1227435121, 1785360176, 2454870242, 4909740484, 9819480968, 19638961936]

約数ペア:

[(1, 19638961936), (2, 9819480968), (4, 4909740484), (8, 2454870242), (11, 1785360176), (16, 1227435121), (22, 892680088), (29, 677205584), (44, 446340044), (58, 338602792), (88, 223170022), (116, 169301396), (176, 111585011), (232, 84650698), (319, 61564144), (464, 42325349), (638, 30782072), (1276, 15391036), (1303, 15072112), (2552, 7695518), (2606, 7536056), (2953, 6650512), (5104, 3847759), (5212, 3768028), (5906, 3325256), (10424, 1884014), (11812, 1662628), (14333, 1370192), (20848, 942007), (23624, 831314), (28666, 685096), (32483, 604592), (37787, 519728), (47248, 415657), (57332, 342548), (64966, 302296), (75574, 259864), (85637, 229328), (114664, 171274), (129932, 151148)]