638978048

素因数分解:

$2^{11}\times {\mathrm{17}}^1\times {\mathrm{18353}}^1$

素因数の和:18392

約数の個数: 48

約数和(自身を含む): 1352873340

約数和(自身を除く): 713895292

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1024, 1088, 2048, 2176, 4352, 8704, 17408, 18353, 34816, 36706, 73412, 146824, 293648, 312001, 587296, 624002, 1174592, 1248004, 2349184, 2496008, 4698368, 4992016, 9396736, 9984032, 18793472, 19968064, 37586944, 39936128, 79872256, 159744512, 319489024, 638978048]

約数ペア:

[(1, 638978048), (2, 319489024), (4, 159744512), (8, 79872256), (16, 39936128), (17, 37586944), (32, 19968064), (34, 18793472), (64, 9984032), (68, 9396736), (128, 4992016), (136, 4698368), (256, 2496008), (272, 2349184), (512, 1248004), (544, 1174592), (1024, 624002), (1088, 587296), (2048, 312001), (2176, 293648), (4352, 146824), (8704, 73412), (17408, 36706), (18353, 34816)]