20764990335

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1\times {\mathrm{2593}}^1$

素因数の和:2992

約数の個数: 64

約数和(自身を含む): 34974922752

約数和(自身を除く): 14209932417

約数列:

[1, 3, 5, 15, 37, 47, 111, 141, 185, 235, 307, 555, 705, 921, 1535, 1739, 2593, 4605, 5217, 7779, 8695, 11359, 12965, 14429, 26085, 34077, 38895, 43287, 56795, 72145, 95941, 121871, 170385, 216435, 287823, 365613, 479705, 533873, 609355, 796051, 1439115, 1601619, 1828065, 2388153, 2669365, 3980255, 4509227, 8008095, 11940765, 13527681, 22546135, 29453887, 37414397, 67638405, 88361661, 112243191, 147269435, 187071985, 441808305, 561215955, 1384332689, 4152998067, 6921663445, 20764990335]

約数ペア:

[(1, 20764990335), (3, 6921663445), (5, 4152998067), (15, 1384332689), (37, 561215955), (47, 441808305), (111, 187071985), (141, 147269435), (185, 112243191), (235, 88361661), (307, 67638405), (555, 37414397), (705, 29453887), (921, 22546135), (1535, 13527681), (1739, 11940765), (2593, 8008095), (4605, 4509227), (5217, 3980255), (7779, 2669365), (8695, 2388153), (11359, 1828065), (12965, 1601619), (14429, 1439115), (26085, 796051), (34077, 609355), (38895, 533873), (43287, 479705), (56795, 365613), (72145, 287823), (95941, 216435), (121871, 170385)]