20286941196

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{578371}}^1$

素因数の和:578494

約数の個数: 48

約数和(自身を含む): 49231024640

約数和(自身を除く): 28944083444

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 79, 111, 148, 158, 222, 237, 316, 444, 474, 948, 2923, 5846, 8769, 11692, 17538, 35076, 578371, 1156742, 1735113, 2313484, 3470226, 6940452, 21399727, 42799454, 45691309, 64199181, 85598908, 91382618, 128398362, 137073927, 182765236, 256796724, 274147854, 548295708, 1690578433, 3381156866, 5071735299, 6762313732, 10143470598, 20286941196]

約数ペア:

[(1, 20286941196), (2, 10143470598), (3, 6762313732), (4, 5071735299), (6, 3381156866), (12, 1690578433), (37, 548295708), (74, 274147854), (79, 256796724), (111, 182765236), (148, 137073927), (158, 128398362), (222, 91382618), (237, 85598908), (316, 64199181), (444, 45691309), (474, 42799454), (948, 21399727), (2923, 6940452), (5846, 3470226), (8769, 2313484), (11692, 1735113), (17538, 1156742), (35076, 578371)]