19975914

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 52925184

約数和(自身を除く): 32949270

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 61, 63, 69, 113, 122, 126, 138, 161, 183, 207, 226, 322, 339, 366, 414, 427, 483, 549, 678, 791, 854, 966, 1017, 1098, 1281, 1403, 1449, 1582, 2034, 2373, 2562, 2599, 2806, 2898, 3843, 4209, 4746, 5198, 6893, 7119, 7686, 7797, 8418, 9821, 12627, 13786, 14238, 15594, 18193, 19642, 20679, 23391, 25254, 29463, 36386, 41358, 46782, 48251, 54579, 58926, 62037, 88389, 96502, 109158, 124074, 144753, 158539, 163737, 176778, 289506, 317078, 327474, 434259, 475617, 868518, 951234, 1109773, 1426851, 2219546, 2853702, 3329319, 6658638, 9987957, 19975914]

約数ペア:

[(1, 19975914), (2, 9987957), (3, 6658638), (6, 3329319), (7, 2853702), (9, 2219546), (14, 1426851), (18, 1109773), (21, 951234), (23, 868518), (42, 475617), (46, 434259), (61, 327474), (63, 317078), (69, 289506), (113, 176778), (122, 163737), (126, 158539), (138, 144753), (161, 124074), (183, 109158), (207, 96502), (226, 88389), (322, 62037), (339, 58926), (366, 54579), (414, 48251), (427, 46782), (483, 41358), (549, 36386), (678, 29463), (791, 25254), (854, 23391), (966, 20679), (1017, 19642), (1098, 18193), (1281, 15594), (1403, 14238), (1449, 13786), (1582, 12627), (2034, 9821), (2373, 8418), (2562, 7797), (2599, 7686), (2806, 7119), (2898, 6893), (3843, 5198), (4209, 4746)]