20078821308

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{391217}}^1$

素因数の和:391291

約数の個数: 96

約数和(自身を含む): 58889263104

約数和(自身を除く): 38810441796

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 47, 52, 78, 84, 91, 94, 141, 156, 182, 188, 273, 282, 329, 364, 546, 564, 611, 658, 987, 1092, 1222, 1316, 1833, 1974, 2444, 3666, 3948, 4277, 7332, 8554, 12831, 17108, 25662, 51324, 391217, 782434, 1173651, 1564868, 2347302, 2738519, 4694604, 5085821, 5477038, 8215557, 10171642, 10954076, 15257463, 16431114, 18387199, 20343284, 30514926, 32862228, 35600747, 36774398, 55161597, 61029852, 71201494, 73548796, 106802241, 110323194, 128710393, 142402988, 213604482, 220646388, 239033587, 257420786, 386131179, 427208964, 478067174, 514841572, 717100761, 772262358, 956134348, 1434201522, 1544524716, 1673235109, 2868403044, 3346470218, 5019705327, 6692940436, 10039410654, 20078821308]

約数ペア:

[(1, 20078821308), (2, 10039410654), (3, 6692940436), (4, 5019705327), (6, 3346470218), (7, 2868403044), (12, 1673235109), (13, 1544524716), (14, 1434201522), (21, 956134348), (26, 772262358), (28, 717100761), (39, 514841572), (42, 478067174), (47, 427208964), (52, 386131179), (78, 257420786), (84, 239033587), (91, 220646388), (94, 213604482), (141, 142402988), (156, 128710393), (182, 110323194), (188, 106802241), (273, 73548796), (282, 71201494), (329, 61029852), (364, 55161597), (546, 36774398), (564, 35600747), (611, 32862228), (658, 30514926), (987, 20343284), (1092, 18387199), (1222, 16431114), (1316, 15257463), (1833, 10954076), (1974, 10171642), (2444, 8215557), (3666, 5477038), (3948, 5085821), (4277, 4694604), (7332, 2738519), (8554, 2347302), (12831, 1564868), (17108, 1173651), (25662, 782434), (51324, 391217)]