20584284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{179}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 56730240

約数和(自身を除く): 36145956

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 179, 222, 259, 358, 444, 518, 537, 716, 777, 1036, 1074, 1253, 1369, 1554, 2148, 2506, 2738, 3108, 3759, 4107, 5012, 5476, 6623, 7518, 8214, 9583, 13246, 15036, 16428, 19166, 19869, 26492, 28749, 38332, 39738, 46361, 57498, 79476, 92722, 114996, 139083, 185444, 245051, 278166, 490102, 556332, 735153, 980204, 1470306, 1715357, 2940612, 3430714, 5146071, 6861428, 10292142, 20584284]

約数ペア:

[(1, 20584284), (2, 10292142), (3, 6861428), (4, 5146071), (6, 3430714), (7, 2940612), (12, 1715357), (14, 1470306), (21, 980204), (28, 735153), (37, 556332), (42, 490102), (74, 278166), (84, 245051), (111, 185444), (148, 139083), (179, 114996), (222, 92722), (259, 79476), (358, 57498), (444, 46361), (518, 39738), (537, 38332), (716, 28749), (777, 26492), (1036, 19869), (1074, 19166), (1253, 16428), (1369, 15036), (1554, 13246), (2148, 9583), (2506, 8214), (2738, 7518), (3108, 6623), (3759, 5476), (4107, 5012)]