20743592

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{136471}}^1$

素因数の和:136496

約数の個数: 16

約数和(自身を含む): 40941600

約数和(自身を除く): 20198008

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 136471, 272942, 545884, 1091768, 2592949, 5185898, 10371796, 20743592]

約数ペア:

[(1, 20743592), (2, 10371796), (4, 5185898), (8, 2592949), (19, 1091768), (38, 545884), (76, 272942), (152, 136471)]