20179940746

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1\times {\mathrm{5303}}^1$

素因数の和:5659

約数の個数: 64

約数和(自身を含む): 37394472960

約数和(自身を除く): 17214532214

約数列:

[1, 2, 7, 14, 17, 34, 59, 118, 119, 238, 271, 413, 542, 826, 1003, 1897, 2006, 3794, 4607, 5303, 7021, 9214, 10606, 14042, 15989, 31978, 32249, 37121, 64498, 74242, 90151, 111923, 180302, 223846, 271813, 312877, 543626, 625754, 631057, 1262114, 1437113, 1902691, 2190139, 2874226, 3805382, 4380278, 5318909, 10059791, 10637818, 20119582, 24430921, 37232363, 48861842, 74464726, 84789667, 169579334, 171016447, 342032894, 593527669, 1187055338, 1441424339, 2882848678, 10089970373, 20179940746]

約数ペア:

[(1, 20179940746), (2, 10089970373), (7, 2882848678), (14, 1441424339), (17, 1187055338), (34, 593527669), (59, 342032894), (118, 171016447), (119, 169579334), (238, 84789667), (271, 74464726), (413, 48861842), (542, 37232363), (826, 24430921), (1003, 20119582), (1897, 10637818), (2006, 10059791), (3794, 5318909), (4607, 4380278), (5303, 3805382), (7021, 2874226), (9214, 2190139), (10606, 1902691), (14042, 1437113), (15989, 1262114), (31978, 631057), (32249, 625754), (37121, 543626), (64498, 312877), (74242, 271813), (90151, 223846), (111923, 180302)]