20119752

素因数分解:

$2^3\times 3^4\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:588

約数の個数: 80

約数和(自身を含む): 57390300

約数和(自身を除く): 37270548

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 72, 81, 108, 122, 162, 183, 216, 244, 324, 366, 488, 509, 549, 648, 732, 1018, 1098, 1464, 1527, 1647, 2036, 2196, 3054, 3294, 4072, 4392, 4581, 4941, 6108, 6588, 9162, 9882, 12216, 13176, 13743, 18324, 19764, 27486, 31049, 36648, 39528, 41229, 54972, 62098, 82458, 93147, 109944, 124196, 164916, 186294, 248392, 279441, 329832, 372588, 558882, 745176, 838323, 1117764, 1676646, 2235528, 2514969, 3353292, 5029938, 6706584, 10059876, 20119752]

約数ペア:

[(1, 20119752), (2, 10059876), (3, 6706584), (4, 5029938), (6, 3353292), (8, 2514969), (9, 2235528), (12, 1676646), (18, 1117764), (24, 838323), (27, 745176), (36, 558882), (54, 372588), (61, 329832), (72, 279441), (81, 248392), (108, 186294), (122, 164916), (162, 124196), (183, 109944), (216, 93147), (244, 82458), (324, 62098), (366, 54972), (488, 41229), (509, 39528), (549, 36648), (648, 31049), (732, 27486), (1018, 19764), (1098, 18324), (1464, 13743), (1527, 13176), (1647, 12216), (2036, 9882), (2196, 9162), (3054, 6588), (3294, 6108), (4072, 4941), (4392, 4581)]