20335644

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:784

約数の個数: 96

約数和(自身を含む): 61967360

約数和(自身を除く): 41631716

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 54, 63, 74, 84, 108, 111, 126, 148, 189, 222, 252, 259, 333, 378, 444, 518, 666, 727, 756, 777, 999, 1036, 1332, 1454, 1554, 1998, 2181, 2331, 2908, 3108, 3996, 4362, 4662, 5089, 6543, 6993, 8724, 9324, 10178, 13086, 13986, 15267, 19629, 20356, 26172, 26899, 27972, 30534, 39258, 45801, 53798, 61068, 78516, 80697, 91602, 107596, 137403, 161394, 183204, 188293, 242091, 274806, 322788, 376586, 484182, 549612, 564879, 726273, 753172, 968364, 1129758, 1452546, 1694637, 2259516, 2905092, 3389274, 5083911, 6778548, 10167822, 20335644]

約数ペア:

[(1, 20335644), (2, 10167822), (3, 6778548), (4, 5083911), (6, 3389274), (7, 2905092), (9, 2259516), (12, 1694637), (14, 1452546), (18, 1129758), (21, 968364), (27, 753172), (28, 726273), (36, 564879), (37, 549612), (42, 484182), (54, 376586), (63, 322788), (74, 274806), (84, 242091), (108, 188293), (111, 183204), (126, 161394), (148, 137403), (189, 107596), (222, 91602), (252, 80697), (259, 78516), (333, 61068), (378, 53798), (444, 45801), (518, 39258), (666, 30534), (727, 27972), (756, 26899), (777, 26172), (999, 20356), (1036, 19629), (1332, 15267), (1454, 13986), (1554, 13086), (1998, 10178), (2181, 9324), (2331, 8724), (2908, 6993), (3108, 6543), (3996, 5089), (4362, 4662)]