20952404992

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{17839}}^1$

素因数の和:17927

約数の個数: 88

約数和(自身を含む): 44406471680

約数和(自身を除く): 23454066688

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 74, 124, 128, 148, 248, 256, 296, 496, 512, 592, 992, 1024, 1147, 1184, 1984, 2294, 2368, 3968, 4588, 4736, 7936, 9176, 9472, 15872, 17839, 18352, 18944, 31744, 35678, 36704, 37888, 71356, 73408, 142712, 146816, 285424, 293632, 553009, 570848, 587264, 660043, 1106018, 1141696, 1174528, 1320086, 2212036, 2283392, 2640172, 4424072, 4566784, 5280344, 8848144, 9133568, 10560688, 17696288, 18267136, 20461333, 21121376, 35392576, 40922666, 42242752, 70785152, 81845332, 84485504, 141570304, 163690664, 168971008, 283140608, 327381328, 337942016, 566281216, 654762656, 675884032, 1309525312, 2619050624, 5238101248, 10476202496, 20952404992]

約数ペア:

[(1, 20952404992), (2, 10476202496), (4, 5238101248), (8, 2619050624), (16, 1309525312), (31, 675884032), (32, 654762656), (37, 566281216), (62, 337942016), (64, 327381328), (74, 283140608), (124, 168971008), (128, 163690664), (148, 141570304), (248, 84485504), (256, 81845332), (296, 70785152), (496, 42242752), (512, 40922666), (592, 35392576), (992, 21121376), (1024, 20461333), (1147, 18267136), (1184, 17696288), (1984, 10560688), (2294, 9133568), (2368, 8848144), (3968, 5280344), (4588, 4566784), (4736, 4424072), (7936, 2640172), (9176, 2283392), (9472, 2212036), (15872, 1320086), (17839, 1174528), (18352, 1141696), (18944, 1106018), (31744, 660043), (35678, 587264), (36704, 570848), (37888, 553009), (71356, 293632), (73408, 285424), (142712, 146816)]