1999898368

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{600931}}^1$

素因数の和:600960

約数の個数: 36

約数和(自身を含む): 4299067528

約数和(自身を除く): 2299169160

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 600931, 1201862, 2403724, 4807448, 7812103, 9614896, 15624206, 19229792, 31248412, 38459584, 62496824, 76919168, 124993648, 153838336, 249987296, 499974592, 999949184, 1999898368]

約数ペア:

[(1, 1999898368), (2, 999949184), (4, 499974592), (8, 249987296), (13, 153838336), (16, 124993648), (26, 76919168), (32, 62496824), (52, 38459584), (64, 31248412), (104, 19229792), (128, 15624206), (208, 9614896), (256, 7812103), (416, 4807448), (832, 2403724), (1664, 1201862), (3328, 600931)]