20025073236

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{724601}}^1$

素因数の和:724669

約数の個数: 72

約数和(自身を含む): 55510310016

約数和(自身を除く): 35485236780

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 49, 84, 94, 98, 141, 147, 188, 196, 282, 294, 329, 564, 588, 658, 987, 1316, 1974, 2303, 3948, 4606, 6909, 9212, 13818, 27636, 724601, 1449202, 2173803, 2898404, 4347606, 5072207, 8695212, 10144414, 15216621, 20288828, 30433242, 34056247, 35505449, 60866484, 68112494, 71010898, 102168741, 106516347, 136224988, 142021796, 204337482, 213032694, 238393729, 408674964, 426065388, 476787458, 715181187, 953574916, 1430362374, 1668756103, 2860724748, 3337512206, 5006268309, 6675024412, 10012536618, 20025073236]

約数ペア:

[(1, 20025073236), (2, 10012536618), (3, 6675024412), (4, 5006268309), (6, 3337512206), (7, 2860724748), (12, 1668756103), (14, 1430362374), (21, 953574916), (28, 715181187), (42, 476787458), (47, 426065388), (49, 408674964), (84, 238393729), (94, 213032694), (98, 204337482), (141, 142021796), (147, 136224988), (188, 106516347), (196, 102168741), (282, 71010898), (294, 68112494), (329, 60866484), (564, 35505449), (588, 34056247), (658, 30433242), (987, 20288828), (1316, 15216621), (1974, 10144414), (2303, 8695212), (3948, 5072207), (4606, 4347606), (6909, 2898404), (9212, 2173803), (13818, 1449202), (27636, 724601)]