20689884

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:280

約数の個数: 96

約数和(自身を含む): 58060800

約数和(自身を除く): 37370916

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 59, 68, 102, 108, 118, 153, 177, 191, 204, 236, 306, 354, 382, 459, 531, 573, 612, 708, 764, 918, 1003, 1062, 1146, 1593, 1719, 1836, 2006, 2124, 2292, 3009, 3186, 3247, 3438, 4012, 5157, 6018, 6372, 6494, 6876, 9027, 9741, 10314, 11269, 12036, 12988, 18054, 19482, 20628, 22538, 27081, 29223, 33807, 36108, 38964, 45076, 54162, 58446, 67614, 87669, 101421, 108324, 116892, 135228, 175338, 191573, 202842, 304263, 350676, 383146, 405684, 574719, 608526, 766292, 1149438, 1217052, 1724157, 2298876, 3448314, 5172471, 6896628, 10344942, 20689884]

約数ペア:

[(1, 20689884), (2, 10344942), (3, 6896628), (4, 5172471), (6, 3448314), (9, 2298876), (12, 1724157), (17, 1217052), (18, 1149438), (27, 766292), (34, 608526), (36, 574719), (51, 405684), (54, 383146), (59, 350676), (68, 304263), (102, 202842), (108, 191573), (118, 175338), (153, 135228), (177, 116892), (191, 108324), (204, 101421), (236, 87669), (306, 67614), (354, 58446), (382, 54162), (459, 45076), (531, 38964), (573, 36108), (612, 33807), (708, 29223), (764, 27081), (918, 22538), (1003, 20628), (1062, 19482), (1146, 18054), (1593, 12988), (1719, 12036), (1836, 11269), (2006, 10314), (2124, 9741), (2292, 9027), (3009, 6876), (3186, 6494), (3247, 6372), (3438, 6018), (4012, 5157)]