15861248

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{2383}}^1$

素因数の和:2414

約数の個数: 40

約数和(自身を含む): 34143648

約数和(自身を除く): 18282400

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 2383, 3328, 4766, 6656, 9532, 19064, 30979, 38128, 61958, 76256, 123916, 152512, 247832, 305024, 495664, 610048, 991328, 1220096, 1982656, 3965312, 7930624, 15861248]

約数ペア:

[(1, 15861248), (2, 7930624), (4, 3965312), (8, 1982656), (13, 1220096), (16, 991328), (26, 610048), (32, 495664), (52, 305024), (64, 247832), (104, 152512), (128, 123916), (208, 76256), (256, 61958), (416, 38128), (512, 30979), (832, 19064), (1664, 9532), (2383, 6656), (3328, 4766)]