20130182512

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1303}}^1\times {\mathrm{1439}}^1$

素因数の和:2822

約数の個数: 80

約数和(自身を含む): 43308656640

約数和(自身を除く): 23178474128

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 61, 88, 122, 176, 244, 488, 671, 976, 1303, 1342, 1439, 2606, 2684, 2878, 5212, 5368, 5756, 10424, 10736, 11512, 14333, 15829, 20848, 23024, 28666, 31658, 57332, 63316, 79483, 87779, 114664, 126632, 158966, 175558, 229328, 253264, 317932, 351116, 635864, 702232, 874313, 965569, 1271728, 1404464, 1748626, 1875017, 1931138, 3497252, 3750034, 3862276, 6994504, 7500068, 7724552, 13989008, 15000136, 15449104, 20625187, 30000272, 41250374, 82500748, 114376037, 165001496, 228752074, 330002992, 457504148, 915008296, 1258136407, 1830016592, 2516272814, 5032545628, 10065091256, 20130182512]

約数ペア:

[(1, 20130182512), (2, 10065091256), (4, 5032545628), (8, 2516272814), (11, 1830016592), (16, 1258136407), (22, 915008296), (44, 457504148), (61, 330002992), (88, 228752074), (122, 165001496), (176, 114376037), (244, 82500748), (488, 41250374), (671, 30000272), (976, 20625187), (1303, 15449104), (1342, 15000136), (1439, 13989008), (2606, 7724552), (2684, 7500068), (2878, 6994504), (5212, 3862276), (5368, 3750034), (5756, 3497252), (10424, 1931138), (10736, 1875017), (11512, 1748626), (14333, 1404464), (15829, 1271728), (20848, 965569), (23024, 874313), (28666, 702232), (31658, 635864), (57332, 351116), (63316, 317932), (79483, 253264), (87779, 229328), (114664, 175558), (126632, 158966)]