20604612

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:385

約数の個数: 96

約数和(自身を含む): 59609088

約数和(自身を除く): 39004476

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 47, 51, 68, 84, 94, 102, 119, 141, 188, 204, 238, 282, 307, 329, 357, 476, 564, 614, 658, 714, 799, 921, 987, 1228, 1316, 1428, 1598, 1842, 1974, 2149, 2397, 3196, 3684, 3948, 4298, 4794, 5219, 5593, 6447, 8596, 9588, 10438, 11186, 12894, 14429, 15657, 16779, 20876, 22372, 25788, 28858, 31314, 33558, 36533, 43287, 57716, 62628, 67116, 73066, 86574, 101003, 109599, 146132, 173148, 202006, 219198, 245293, 303009, 404012, 438396, 490586, 606018, 735879, 981172, 1212036, 1471758, 1717051, 2943516, 3434102, 5151153, 6868204, 10302306, 20604612]

約数ペア:

[(1, 20604612), (2, 10302306), (3, 6868204), (4, 5151153), (6, 3434102), (7, 2943516), (12, 1717051), (14, 1471758), (17, 1212036), (21, 981172), (28, 735879), (34, 606018), (42, 490586), (47, 438396), (51, 404012), (68, 303009), (84, 245293), (94, 219198), (102, 202006), (119, 173148), (141, 146132), (188, 109599), (204, 101003), (238, 86574), (282, 73066), (307, 67116), (329, 62628), (357, 57716), (476, 43287), (564, 36533), (614, 33558), (658, 31314), (714, 28858), (799, 25788), (921, 22372), (987, 20876), (1228, 16779), (1316, 15657), (1428, 14429), (1598, 12894), (1842, 11186), (1974, 10438), (2149, 9588), (2397, 8596), (3196, 6447), (3684, 5593), (3948, 5219), (4298, 4794)]