20293637632

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{44089}}^1$

素因数の和:44167

約数の個数: 80

約数和(自身を含む): 43299907200

約数和(自身を除く): 23006269568

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 128, 232, 248, 256, 464, 496, 512, 899, 928, 992, 1798, 1856, 1984, 3596, 3712, 3968, 7192, 7424, 7936, 14384, 14848, 15872, 28768, 44089, 57536, 88178, 115072, 176356, 230144, 352712, 460288, 705424, 1278581, 1366759, 1410848, 2557162, 2733518, 2821696, 5114324, 5467036, 5643392, 10228648, 10934072, 11286784, 20457296, 21868144, 22573568, 39636011, 40914592, 43736288, 79272022, 81829184, 87472576, 158544044, 163658368, 174945152, 317088088, 327316736, 349890304, 634176176, 654633472, 699780608, 1268352352, 2536704704, 5073409408, 10146818816, 20293637632]

約数ペア:

[(1, 20293637632), (2, 10146818816), (4, 5073409408), (8, 2536704704), (16, 1268352352), (29, 699780608), (31, 654633472), (32, 634176176), (58, 349890304), (62, 327316736), (64, 317088088), (116, 174945152), (124, 163658368), (128, 158544044), (232, 87472576), (248, 81829184), (256, 79272022), (464, 43736288), (496, 40914592), (512, 39636011), (899, 22573568), (928, 21868144), (992, 20457296), (1798, 11286784), (1856, 10934072), (1984, 10228648), (3596, 5643392), (3712, 5467036), (3968, 5114324), (7192, 2821696), (7424, 2733518), (7936, 2557162), (14384, 1410848), (14848, 1366759), (15872, 1278581), (28768, 705424), (44089, 460288), (57536, 352712), (88178, 230144), (115072, 176356)]