2020020786

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{17483}}^1$

素因数の和:17636

約数の個数: 72

約数和(自身を含む): 5130435024

約数和(自身を除く): 3110414238

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 131, 147, 262, 294, 393, 441, 786, 882, 917, 1179, 1834, 2358, 2751, 5502, 6419, 8253, 12838, 16506, 17483, 19257, 34966, 38514, 52449, 57771, 104898, 115542, 122381, 157347, 244762, 314694, 367143, 734286, 856667, 1101429, 1713334, 2202858, 2290273, 2570001, 4580546, 5140002, 6870819, 7710003, 13741638, 15420006, 16031911, 20612457, 32063822, 41224914, 48095733, 96191466, 112223377, 144287199, 224446754, 288574398, 336670131, 673340262, 1010010393, 2020020786]

約数ペア:

[(1, 2020020786), (2, 1010010393), (3, 673340262), (6, 336670131), (7, 288574398), (9, 224446754), (14, 144287199), (18, 112223377), (21, 96191466), (42, 48095733), (49, 41224914), (63, 32063822), (98, 20612457), (126, 16031911), (131, 15420006), (147, 13741638), (262, 7710003), (294, 6870819), (393, 5140002), (441, 4580546), (786, 2570001), (882, 2290273), (917, 2202858), (1179, 1713334), (1834, 1101429), (2358, 856667), (2751, 734286), (5502, 367143), (6419, 314694), (8253, 244762), (12838, 157347), (16506, 122381), (17483, 115542), (19257, 104898), (34966, 57771), (38514, 52449)]