20413466024

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{4483}}^1$

素因数の和:4631

約数の個数: 128

約数和(自身を含む): 46972231680

約数和(自身を除く): 26558765656

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 43, 56, 61, 62, 86, 122, 124, 172, 217, 244, 248, 301, 344, 427, 434, 488, 602, 854, 868, 1204, 1333, 1708, 1736, 1891, 2408, 2623, 2666, 3416, 3782, 4483, 5246, 5332, 7564, 8966, 9331, 10492, 10664, 13237, 15128, 17932, 18361, 18662, 20984, 26474, 31381, 35864, 36722, 37324, 52948, 62762, 73444, 74648, 81313, 105896, 125524, 138973, 146888, 162626, 192769, 251048, 273463, 277946, 325252, 385538, 546926, 555892, 569191, 650504, 771076, 972811, 1093852, 1111784, 1138382, 1349383, 1542152, 1914241, 1945622, 2187704, 2276764, 2698766, 3828482, 3891244, 4553528, 5397532, 5975839, 7656964, 7782488, 8477353, 10795064, 11758909, 11951678, 15313928, 16954706, 23517818, 23903356, 33909412, 41830873, 47035636, 47806712, 59341471, 67818824, 82312363, 83661746, 94071272, 118682942, 164624726, 167323492, 237365884, 329249452, 334646984, 364526179, 474731768, 658498904, 729052358, 1458104716, 2551683253, 2916209432, 5103366506, 10206733012, 20413466024]

約数ペア:

[(1, 20413466024), (2, 10206733012), (4, 5103366506), (7, 2916209432), (8, 2551683253), (14, 1458104716), (28, 729052358), (31, 658498904), (43, 474731768), (56, 364526179), (61, 334646984), (62, 329249452), (86, 237365884), (122, 167323492), (124, 164624726), (172, 118682942), (217, 94071272), (244, 83661746), (248, 82312363), (301, 67818824), (344, 59341471), (427, 47806712), (434, 47035636), (488, 41830873), (602, 33909412), (854, 23903356), (868, 23517818), (1204, 16954706), (1333, 15313928), (1708, 11951678), (1736, 11758909), (1891, 10795064), (2408, 8477353), (2623, 7782488), (2666, 7656964), (3416, 5975839), (3782, 5397532), (4483, 4553528), (5246, 3891244), (5332, 3828482), (7564, 2698766), (8966, 2276764), (9331, 2187704), (10492, 1945622), (10664, 1914241), (13237, 1542152), (15128, 1349383), (17932, 1138382), (18361, 1111784), (18662, 1093852), (20984, 972811), (26474, 771076), (31381, 650504), (35864, 569191), (36722, 555892), (37324, 546926), (52948, 385538), (62762, 325252), (73444, 277946), (74648, 273463), (81313, 251048), (105896, 192769), (125524, 162626), (138973, 146888)]