20028082158

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1\times {\mathrm{3677}}^1$

素因数の和:4142

約数の個数: 96

約数和(自身を含む): 50124372480

約数和(自身を除く): 30096290322

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 139, 278, 311, 417, 622, 834, 933, 973, 1251, 1866, 1946, 2177, 2502, 2799, 2919, 3677, 4354, 5598, 5838, 6531, 7354, 8757, 11031, 13062, 17514, 19593, 22062, 25739, 33093, 39186, 43229, 51478, 66186, 77217, 86458, 129687, 154434, 231651, 259374, 302603, 389061, 463302, 511103, 605206, 778122, 907809, 1022206, 1143547, 1533309, 1815618, 2287094, 2723427, 3066618, 3430641, 3577721, 4599927, 5446854, 6861282, 7155442, 8004829, 9199854, 10291923, 10733163, 16009658, 20583846, 21466326, 24014487, 32199489, 48028974, 64398978, 72043461, 144086922, 158953033, 317906066, 476859099, 953718198, 1112671231, 1430577297, 2225342462, 2861154594, 3338013693, 6676027386, 10014041079, 20028082158]

約数ペア:

[(1, 20028082158), (2, 10014041079), (3, 6676027386), (6, 3338013693), (7, 2861154594), (9, 2225342462), (14, 1430577297), (18, 1112671231), (21, 953718198), (42, 476859099), (63, 317906066), (126, 158953033), (139, 144086922), (278, 72043461), (311, 64398978), (417, 48028974), (622, 32199489), (834, 24014487), (933, 21466326), (973, 20583846), (1251, 16009658), (1866, 10733163), (1946, 10291923), (2177, 9199854), (2502, 8004829), (2799, 7155442), (2919, 6861282), (3677, 5446854), (4354, 4599927), (5598, 3577721), (5838, 3430641), (6531, 3066618), (7354, 2723427), (8757, 2287094), (11031, 1815618), (13062, 1533309), (17514, 1143547), (19593, 1022206), (22062, 907809), (25739, 778122), (33093, 605206), (39186, 511103), (43229, 463302), (51478, 389061), (66186, 302603), (77217, 259374), (86458, 231651), (129687, 154434)]